Home / 84,832.28-127,128.18-62,470.16

Finding the Fourth Proportional to 84,832.28, 127,128.18 and 62,470.16

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Solution

The fourth proportional to 84,832.28, 127,128.18 and 62,470.16 is: 93,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,832.28 : 127,128.18 = 62,470.16 : x
  2. Step 2: Convert to fraction form
    84,832.28/127,128.18 = 62,470.16/x
  3. Step 3: Cross multiply
    84,832.28x = 127,128.18 × 62,470.16
  4. Step 4: Simplify right side
    84,832.28x = 7,941,717,745.11
  5. Step 5: Solve for x
    x = 7,941,717,745.11/84,832.28
  6. Step 6: Final answer
    x = 93,616.70

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1.5x scale

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.