Home / 134,927.36-186,202.65-74,501.82

Finding the Fourth Proportional to 134,927.36, 186,202.65 and 74,501.82

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Solution

The fourth proportional to 134,927.36, 186,202.65 and 74,501.82 is: 102,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,927.36 : 186,202.65 = 74,501.82 : x
  2. Step 2: Convert to fraction form
    134,927.36/186,202.65 = 74,501.82/x
  3. Step 3: Cross multiply
    134,927.36x = 186,202.65 × 74,501.82
  4. Step 4: Simplify right side
    134,927.36x = 13,872,436,313.82
  5. Step 5: Solve for x
    x = 13,872,436,313.82/134,927.36
  6. Step 6: Final answer
    x = 102,814.11

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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.