Home / 103,442.10-155,052.88-58,973.10

Finding the Fourth Proportional to 103,442.10, 155,052.88 and 58,973.10

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Solution

The fourth proportional to 103,442.10, 155,052.88 and 58,973.10 is: 88,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,442.10 : 155,052.88 = 58,973.10 : x
  2. Step 2: Convert to fraction form
    103,442.10/155,052.88 = 58,973.10/x
  3. Step 3: Cross multiply
    103,442.10x = 155,052.88 × 58,973.10
  4. Step 4: Simplify right side
    103,442.10x = 9,143,948,997.53
  5. Step 5: Solve for x
    x = 9,143,948,997.53/103,442.10
  6. Step 6: Final answer
    x = 88,396.78

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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.