Home / 97,071.28-145,546.47-40,882.39

Finding the Fourth Proportional to 97,071.28, 145,546.47 and 40,882.39

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Solution

The fourth proportional to 97,071.28, 145,546.47 and 40,882.39 is: 61,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,071.28 : 145,546.47 = 40,882.39 : x
  2. Step 2: Convert to fraction form
    97,071.28/145,546.47 = 40,882.39/x
  3. Step 3: Cross multiply
    97,071.28x = 145,546.47 × 40,882.39
  4. Step 4: Simplify right side
    97,071.28x = 5,950,287,185.80
  5. Step 5: Solve for x
    x = 5,950,287,185.80/97,071.28
  6. Step 6: Final answer
    x = 61,298.12

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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.