Home / 89,851.41-134,795.70-36,543.42

Finding the Fourth Proportional to 89,851.41, 134,795.70 and 36,543.42

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Solution

The fourth proportional to 89,851.41, 134,795.70 and 36,543.42 is: 54,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,851.41 : 134,795.70 = 36,543.42 : x
  2. Step 2: Convert to fraction form
    89,851.41/134,795.70 = 36,543.42/x
  3. Step 3: Cross multiply
    89,851.41x = 134,795.70 × 36,543.42
  4. Step 4: Simplify right side
    89,851.41x = 4,925,895,879.29
  5. Step 5: Solve for x
    x = 4,925,895,879.29/89,851.41
  6. Step 6: Final answer
    x = 54,822.69

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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.