Home / 94,114.08-129,876.48-51,671.52

Finding the Fourth Proportional to 94,114.08, 129,876.48 and 51,671.52

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Solution

The fourth proportional to 94,114.08, 129,876.48 and 51,671.52 is: 71,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,114.08 : 129,876.48 = 51,671.52 : x
  2. Step 2: Convert to fraction form
    94,114.08/129,876.48 = 51,671.52/x
  3. Step 3: Cross multiply
    94,114.08x = 129,876.48 × 51,671.52
  4. Step 4: Simplify right side
    94,114.08x = 6,710,915,133.85
  5. Step 5: Solve for x
    x = 6,710,915,133.85/94,114.08
  6. Step 6: Final answer
    x = 71,306.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.