Home / 67,482.15-93,136.76-39,204.24

Finding the Fourth Proportional to 67,482.15, 93,136.76 and 39,204.24

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Solution

The fourth proportional to 67,482.15, 93,136.76 and 39,204.24 is: 54,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,482.15 : 93,136.76 = 39,204.24 : x
  2. Step 2: Convert to fraction form
    67,482.15/93,136.76 = 39,204.24/x
  3. Step 3: Cross multiply
    67,482.15x = 93,136.76 × 39,204.24
  4. Step 4: Simplify right side
    67,482.15x = 3,651,355,891.86
  5. Step 5: Solve for x
    x = 3,651,355,891.86/67,482.15
  6. Step 6: Final answer
    x = 54,108.47

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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.