Home / 75,529.71-113,244.89-42,253.29

Finding the Fourth Proportional to 75,529.71, 113,244.89 and 42,253.29

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Solution

The fourth proportional to 75,529.71, 113,244.89 and 42,253.29 is: 63,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,529.71 : 113,244.89 = 42,253.29 : x
  2. Step 2: Convert to fraction form
    75,529.71/113,244.89 = 42,253.29/x
  3. Step 3: Cross multiply
    75,529.71x = 113,244.89 × 42,253.29
  4. Step 4: Simplify right side
    75,529.71x = 4,784,968,966.92
  5. Step 5: Solve for x
    x = 4,784,968,966.92/75,529.71
  6. Step 6: Final answer
    x = 63,352.14

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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.