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Finding the Fourth Proportional to 94,865.88, 142,394.85 and 47,514.90

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Solution

The fourth proportional to 94,865.88, 142,394.85 and 47,514.90 is: 71,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,865.88 : 142,394.85 = 47,514.90 : x
  2. Step 2: Convert to fraction form
    94,865.88/142,394.85 = 47,514.90/x
  3. Step 3: Cross multiply
    94,865.88x = 142,394.85 × 47,514.90
  4. Step 4: Simplify right side
    94,865.88x = 6,765,877,058.27
  5. Step 5: Solve for x
    x = 6,765,877,058.27/94,865.88
  6. Step 6: Final answer
    x = 71,320.45

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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.