Home / 89,151.32-133,710-44,766.08

Finding the Fourth Proportional to 89,151.32, 133,710 and 44,766.08

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Solution

The fourth proportional to 89,151.32, 133,710 and 44,766.08 is: 67,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,151.32 : 133,710 = 44,766.08 : x
  2. Step 2: Convert to fraction form
    89,151.32/133,710 = 44,766.08/x
  3. Step 3: Cross multiply
    89,151.32x = 133,710 × 44,766.08
  4. Step 4: Simplify right side
    89,151.32x = 5,985,672,556.80
  5. Step 5: Solve for x
    x = 5,985,672,556.80/89,151.32
  6. Step 6: Final answer
    x = 67,140.59

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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.