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Finding the Fourth Proportional to 60,233.60, 90,364.80 and 29,043.20

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Solution

The fourth proportional to 60,233.60, 90,364.80 and 29,043.20 is: 43,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,233.60 : 90,364.80 = 29,043.20 : x
  2. Step 2: Convert to fraction form
    60,233.60/90,364.80 = 29,043.20/x
  3. Step 3: Cross multiply
    60,233.60x = 90,364.80 × 29,043.20
  4. Step 4: Simplify right side
    60,233.60x = 2,624,482,959.36
  5. Step 5: Solve for x
    x = 2,624,482,959.36/60,233.60
  6. Step 6: Final answer
    x = 43,571.74

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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.