Home / 63,412.20-95,142.60-62,415.90

Finding the Fourth Proportional to 63,412.20, 95,142.60 and 62,415.90

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Solution

The fourth proportional to 63,412.20, 95,142.60 and 62,415.90 is: 93,647.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,412.20 : 95,142.60 = 62,415.90 : x
  2. Step 2: Convert to fraction form
    63,412.20/95,142.60 = 62,415.90/x
  3. Step 3: Cross multiply
    63,412.20x = 95,142.60 × 62,415.90
  4. Step 4: Simplify right side
    63,412.20x = 5,938,411,007.34
  5. Step 5: Solve for x
    x = 5,938,411,007.34/63,412.20
  6. Step 6: Final answer
    x = 93,647.77

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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.