Home / 67,482.27-93,136.93-39,204.36

Finding the Fourth Proportional to 67,482.27, 93,136.93 and 39,204.36

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Solution

The fourth proportional to 67,482.27, 93,136.93 and 39,204.36 is: 54,108.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,482.27 : 93,136.93 = 39,204.36 : x
  2. Step 2: Convert to fraction form
    67,482.27/93,136.93 = 39,204.36/x
  3. Step 3: Cross multiply
    67,482.27x = 93,136.93 × 39,204.36
  4. Step 4: Simplify right side
    67,482.27x = 3,651,373,635.00
  5. Step 5: Solve for x
    x = 3,651,373,635.00/67,482.27
  6. Step 6: Final answer
    x = 54,108.64

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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.