Home / 94,594.59-141,984.23-78,122.43

Finding the Fourth Proportional to 94,594.59, 141,984.23 and 78,122.43

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Solution

The fourth proportional to 94,594.59, 141,984.23 and 78,122.43 is: 117,259.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,594.59 : 141,984.23 = 78,122.43 : x
  2. Step 2: Convert to fraction form
    94,594.59/141,984.23 = 78,122.43/x
  3. Step 3: Cross multiply
    94,594.59x = 141,984.23 × 78,122.43
  4. Step 4: Simplify right side
    94,594.59x = 11,092,152,678.67
  5. Step 5: Solve for x
    x = 11,092,152,678.67/94,594.59
  6. Step 6: Final answer
    x = 117,259.91

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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.