Home / 84,695.28-127,024.36-34,726.20

Finding the Fourth Proportional to 84,695.28, 127,024.36 and 34,726.20

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Solution

The fourth proportional to 84,695.28, 127,024.36 and 34,726.20 is: 52,081.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,695.28 : 127,024.36 = 34,726.20 : x
  2. Step 2: Convert to fraction form
    84,695.28/127,024.36 = 34,726.20/x
  3. Step 3: Cross multiply
    84,695.28x = 127,024.36 × 34,726.20
  4. Step 4: Simplify right side
    84,695.28x = 4,411,073,330.23
  5. Step 5: Solve for x
    x = 4,411,073,330.23/84,695.28
  6. Step 6: Final answer
    x = 52,081.69

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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.