Home / 89,065.16-133,599.90-29,902.76

Finding the Fourth Proportional to 89,065.16, 133,599.90 and 29,902.76

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Solution

The fourth proportional to 89,065.16, 133,599.90 and 29,902.76 is: 44,854.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,065.16 : 133,599.90 = 29,902.76 : x
  2. Step 2: Convert to fraction form
    89,065.16/133,599.90 = 29,902.76/x
  3. Step 3: Cross multiply
    89,065.16x = 133,599.90 × 29,902.76
  4. Step 4: Simplify right side
    89,065.16x = 3,995,005,745.72
  5. Step 5: Solve for x
    x = 3,995,005,745.72/89,065.16
  6. Step 6: Final answer
    x = 44,854.87

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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.