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Finding the Fourth Proportional to 71,557.04, 98,728.54 and 44,726.76

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Solution

The fourth proportional to 71,557.04, 98,728.54 and 44,726.76 is: 61,710.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,557.04 : 98,728.54 = 44,726.76 : x
  2. Step 2: Convert to fraction form
    71,557.04/98,728.54 = 44,726.76/x
  3. Step 3: Cross multiply
    71,557.04x = 98,728.54 × 44,726.76
  4. Step 4: Simplify right side
    71,557.04x = 4,415,807,713.73
  5. Step 5: Solve for x
    x = 4,415,807,713.73/71,557.04
  6. Step 6: Final answer
    x = 61,710.32

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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.