Home / 134,646.24-185,822.52-74,227.68

Finding the Fourth Proportional to 134,646.24, 185,822.52 and 74,227.68

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Solution

The fourth proportional to 134,646.24, 185,822.52 and 74,227.68 is: 102,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,646.24 : 185,822.52 = 74,227.68 : x
  2. Step 2: Convert to fraction form
    134,646.24/185,822.52 = 74,227.68/x
  3. Step 3: Cross multiply
    134,646.24x = 185,822.52 × 74,227.68
  4. Step 4: Simplify right side
    134,646.24x = 13,793,174,551.35
  5. Step 5: Solve for x
    x = 13,793,174,551.35/134,646.24
  6. Step 6: Final answer
    x = 102,440.10

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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.