Home / 89,095.74-133,650.18-29,931

Finding the Fourth Proportional to 89,095.74, 133,650.18 and 29,931

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Solution

The fourth proportional to 89,095.74, 133,650.18 and 29,931 is: 44,898.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,095.74 : 133,650.18 = 29,931 : x
  2. Step 2: Convert to fraction form
    89,095.74/133,650.18 = 29,931/x
  3. Step 3: Cross multiply
    89,095.74x = 133,650.18 × 29,931
  4. Step 4: Simplify right side
    89,095.74x = 4,000,283,537.58
  5. Step 5: Solve for x
    x = 4,000,283,537.58/89,095.74
  6. Step 6: Final answer
    x = 44,898.71

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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.