Home / 144,501.62-216,814.70-60,278.36

Finding the Fourth Proportional to 144,501.62, 216,814.70 and 60,278.36

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Solution

The fourth proportional to 144,501.62, 216,814.70 and 60,278.36 is: 90,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,501.62 : 216,814.70 = 60,278.36 : x
  2. Step 2: Convert to fraction form
    144,501.62/216,814.70 = 60,278.36/x
  3. Step 3: Cross multiply
    144,501.62x = 216,814.70 × 60,278.36
  4. Step 4: Simplify right side
    144,501.62x = 13,069,233,606.51
  5. Step 5: Solve for x
    x = 13,069,233,606.51/144,501.62
  6. Step 6: Final answer
    x = 90,443.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.