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Finding the Fourth Proportional to 94,220.68, 141,329 and 27,659.32

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Solution

The fourth proportional to 94,220.68, 141,329 and 27,659.32 is: 41,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,220.68 : 141,329 = 27,659.32 : x
  2. Step 2: Convert to fraction form
    94,220.68/141,329 = 27,659.32/x
  3. Step 3: Cross multiply
    94,220.68x = 141,329 × 27,659.32
  4. Step 4: Simplify right side
    94,220.68x = 3,909,064,036.28
  5. Step 5: Solve for x
    x = 3,909,064,036.28/94,220.68
  6. Step 6: Final answer
    x = 41,488.39

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1.5x scale

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.