Home / 295,823.60-443,225.10-137,727.80

Finding the Fourth Proportional to 295,823.60, 443,225.10 and 137,727.80

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Solution

The fourth proportional to 295,823.60, 443,225.10 and 137,727.80 is: 206,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,823.60 : 443,225.10 = 137,727.80 : x
  2. Step 2: Convert to fraction form
    295,823.60/443,225.10 = 137,727.80/x
  3. Step 3: Cross multiply
    295,823.60x = 443,225.10 × 137,727.80
  4. Step 4: Simplify right side
    295,823.60x = 61,044,417,927.78
  5. Step 5: Solve for x
    x = 61,044,417,927.78/295,823.60
  6. Step 6: Final answer
    x = 206,354.12

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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.