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Finding the Fourth Proportional to 113,230.71, 169,886.16 and 63,353.75

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Solution

The fourth proportional to 113,230.71, 169,886.16 and 63,353.75 is: 95,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,230.71 : 169,886.16 = 63,353.75 : x
  2. Step 2: Convert to fraction form
    113,230.71/169,886.16 = 63,353.75/x
  3. Step 3: Cross multiply
    113,230.71x = 169,886.16 × 63,353.75
  4. Step 4: Simplify right side
    113,230.71x = 10,762,924,459.67
  5. Step 5: Solve for x
    x = 10,762,924,459.67/113,230.71
  6. Step 6: Final answer
    x = 95,053.05

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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.