Home / 134,388.27-185,463.46-77,037.13

Finding the Fourth Proportional to 134,388.27, 185,463.46 and 77,037.13

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Solution

The fourth proportional to 134,388.27, 185,463.46 and 77,037.13 is: 106,315.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,388.27 : 185,463.46 = 77,037.13 : x
  2. Step 2: Convert to fraction form
    134,388.27/185,463.46 = 77,037.13/x
  3. Step 3: Cross multiply
    134,388.27x = 185,463.46 × 77,037.13
  4. Step 4: Simplify right side
    134,388.27x = 14,287,572,678.27
  5. Step 5: Solve for x
    x = 14,287,572,678.27/134,388.27
  6. Step 6: Final answer
    x = 106,315.62

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1.5x scale

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.