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Finding the Fourth Proportional to 169,425, 254,254.14 and 58,617

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Solution

The fourth proportional to 169,425, 254,254.14 and 58,617 is: 87,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,425 : 254,254.14 = 58,617 : x
  2. Step 2: Convert to fraction form
    169,425/254,254.14 = 58,617/x
  3. Step 3: Cross multiply
    169,425x = 254,254.14 × 58,617
  4. Step 4: Simplify right side
    169,425x = 14,903,614,924.38
  5. Step 5: Solve for x
    x = 14,903,614,924.38/169,425
  6. Step 6: Final answer
    x = 87,965.85

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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.