Home / 94,654.46-141,773.09-78,239.18

Finding the Fourth Proportional to 94,654.46, 141,773.09 and 78,239.18

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Solution

The fourth proportional to 94,654.46, 141,773.09 and 78,239.18 is: 117,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,654.46 : 141,773.09 = 78,239.18 : x
  2. Step 2: Convert to fraction form
    94,654.46/141,773.09 = 78,239.18/x
  3. Step 3: Cross multiply
    94,654.46x = 141,773.09 × 78,239.18
  4. Step 4: Simplify right side
    94,654.46x = 11,092,210,307.67
  5. Step 5: Solve for x
    x = 11,092,210,307.67/94,654.46
  6. Step 6: Final answer
    x = 117,186.35

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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.