Home / 131,875,013.37-181,963,455.37-76,100,086.29

Finding the Fourth Proportional to 131,875,013.37, 181,963,455.37 and 76,100,086.29

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Solution

The fourth proportional to 131,875,013.37, 181,963,455.37 and 76,100,086.29 is: 105,004,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,875,013.37 : 181,963,455.37 = 76,100,086.29 : x
  2. Step 2: Convert to fraction form
    131,875,013.37/181,963,455.37 = 76,100,086.29/x
  3. Step 3: Cross multiply
    131,875,013.37x = 181,963,455.37 × 76,100,086.29
  4. Step 4: Simplify right side
    131,875,013.37x = 13,847,434,655,283,566
  5. Step 5: Solve for x
    x = 13,847,434,655,283,566/131,875,013.37
  6. Step 6: Final answer
    x = 105,004,233.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.