Home / 293,070.20-439,600.53-93,387.89

Finding the Fourth Proportional to 293,070.20, 439,600.53 and 93,387.89

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Solution

The fourth proportional to 293,070.20, 439,600.53 and 93,387.89 is: 140,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,070.20 : 439,600.53 = 93,387.89 : x
  2. Step 2: Convert to fraction form
    293,070.20/439,600.53 = 93,387.89/x
  3. Step 3: Cross multiply
    293,070.20x = 439,600.53 × 93,387.89
  4. Step 4: Simplify right side
    293,070.20x = 41,053,365,939.58
  5. Step 5: Solve for x
    x = 41,053,365,939.58/293,070.20
  6. Step 6: Final answer
    x = 140,080.32

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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.