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Finding the Fourth Proportional to 94,883.76, 130,934.88 and 52,441.20

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Solution

The fourth proportional to 94,883.76, 130,934.88 and 52,441.20 is: 72,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,883.76 : 130,934.88 = 52,441.20 : x
  2. Step 2: Convert to fraction form
    94,883.76/130,934.88 = 52,441.20/x
  3. Step 3: Cross multiply
    94,883.76x = 130,934.88 × 52,441.20
  4. Step 4: Simplify right side
    94,883.76x = 6,866,382,229.06
  5. Step 5: Solve for x
    x = 6,866,382,229.06/94,883.76
  6. Step 6: Final answer
    x = 72,366.25

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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.