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Finding the Fourth Proportional to 59,373.50, 81,935.97 and 40,510.22

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Solution

The fourth proportional to 59,373.50, 81,935.97 and 40,510.22 is: 55,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,373.50 : 81,935.97 = 40,510.22 : x
  2. Step 2: Convert to fraction form
    59,373.50/81,935.97 = 40,510.22/x
  3. Step 3: Cross multiply
    59,373.50x = 81,935.97 × 40,510.22
  4. Step 4: Simplify right side
    59,373.50x = 3,319,244,170.61
  5. Step 5: Solve for x
    x = 3,319,244,170.61/59,373.50
  6. Step 6: Final answer
    x = 55,904.47

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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.