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Finding the Fourth Proportional to 60,479.50, 83,461.71 and 35,329.18

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Solution

The fourth proportional to 60,479.50, 83,461.71 and 35,329.18 is: 48,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,479.50 : 83,461.71 = 35,329.18 : x
  2. Step 2: Convert to fraction form
    60,479.50/83,461.71 = 35,329.18/x
  3. Step 3: Cross multiply
    60,479.50x = 83,461.71 × 35,329.18
  4. Step 4: Simplify right side
    60,479.50x = 2,948,633,775.70
  5. Step 5: Solve for x
    x = 2,948,633,775.70/60,479.50
  6. Step 6: Final answer
    x = 48,754.27

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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.