Home / 97,170.38-145,426.39-59,754.16

Finding the Fourth Proportional to 97,170.38, 145,426.39 and 59,754.16

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Solution

The fourth proportional to 97,170.38, 145,426.39 and 59,754.16 is: 89,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,170.38 : 145,426.39 = 59,754.16 : x
  2. Step 2: Convert to fraction form
    97,170.38/145,426.39 = 59,754.16/x
  3. Step 3: Cross multiply
    97,170.38x = 145,426.39 × 59,754.16
  4. Step 4: Simplify right side
    97,170.38x = 8,689,830,990.66
  5. Step 5: Solve for x
    x = 8,689,830,990.66/97,170.38
  6. Step 6: Final answer
    x = 89,428.80

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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.