Home / 88,739.70-133,077.15-29,577.30

Finding the Fourth Proportional to 88,739.70, 133,077.15 and 29,577.30

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Solution

The fourth proportional to 88,739.70, 133,077.15 and 29,577.30 is: 44,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,739.70 : 133,077.15 = 29,577.30 : x
  2. Step 2: Convert to fraction form
    88,739.70/133,077.15 = 29,577.30/x
  3. Step 3: Cross multiply
    88,739.70x = 133,077.15 × 29,577.30
  4. Step 4: Simplify right side
    88,739.70x = 3,936,062,788.70
  5. Step 5: Solve for x
    x = 3,936,062,788.70/88,739.70
  6. Step 6: Final answer
    x = 44,355.15

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1.5x scale

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.