Home / 88,642.10-133,049.55-44,318.90

Finding the Fourth Proportional to 88,642.10, 133,049.55 and 44,318.90

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Solution

The fourth proportional to 88,642.10, 133,049.55 and 44,318.90 is: 66,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,642.10 : 133,049.55 = 44,318.90 : x
  2. Step 2: Convert to fraction form
    88,642.10/133,049.55 = 44,318.90/x
  3. Step 3: Cross multiply
    88,642.10x = 133,049.55 × 44,318.90
  4. Step 4: Simplify right side
    88,642.10x = 5,896,609,701.50
  5. Step 5: Solve for x
    x = 5,896,609,701.50/88,642.10
  6. Step 6: Final answer
    x = 66,521.55

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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.