Home / 67,743.60-93,467.05-39,061

Finding the Fourth Proportional to 67,743.60, 93,467.05 and 39,061

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Solution

The fourth proportional to 67,743.60, 93,467.05 and 39,061 is: 53,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,743.60 : 93,467.05 = 39,061 : x
  2. Step 2: Convert to fraction form
    67,743.60/93,467.05 = 39,061/x
  3. Step 3: Cross multiply
    67,743.60x = 93,467.05 × 39,061
  4. Step 4: Simplify right side
    67,743.60x = 3,650,916,440.05
  5. Step 5: Solve for x
    x = 3,650,916,440.05/67,743.60
  6. Step 6: Final answer
    x = 53,893.16

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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.