Home / 99,682.18-149,354.01-60,156.24

Finding the Fourth Proportional to 99,682.18, 149,354.01 and 60,156.24

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Solution

The fourth proportional to 99,682.18, 149,354.01 and 60,156.24 is: 90,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,682.18 : 149,354.01 = 60,156.24 : x
  2. Step 2: Convert to fraction form
    99,682.18/149,354.01 = 60,156.24/x
  3. Step 3: Cross multiply
    99,682.18x = 149,354.01 × 60,156.24
  4. Step 4: Simplify right side
    99,682.18x = 8,984,575,110.44
  5. Step 5: Solve for x
    x = 8,984,575,110.44/99,682.18
  6. Step 6: Final answer
    x = 90,132.21

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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.