Home / 77,742.41-116,532.89-37,702.11

Finding the Fourth Proportional to 77,742.41, 116,532.89 and 37,702.11

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Solution

The fourth proportional to 77,742.41, 116,532.89 and 37,702.11 is: 56,514.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,742.41 : 116,532.89 = 37,702.11 : x
  2. Step 2: Convert to fraction form
    77,742.41/116,532.89 = 37,702.11/x
  3. Step 3: Cross multiply
    77,742.41x = 116,532.89 × 37,702.11
  4. Step 4: Simplify right side
    77,742.41x = 4,393,535,648.89
  5. Step 5: Solve for x
    x = 4,393,535,648.89/77,742.41
  6. Step 6: Final answer
    x = 56,514.02

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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.