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Finding the Fourth Proportional to 293,146.76, 439,715.51 and 93,465.80

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Solution

The fourth proportional to 293,146.76, 439,715.51 and 93,465.80 is: 140,197.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,146.76 : 439,715.51 = 93,465.80 : x
  2. Step 2: Convert to fraction form
    293,146.76/439,715.51 = 93,465.80/x
  3. Step 3: Cross multiply
    293,146.76x = 439,715.51 × 93,465.80
  4. Step 4: Simplify right side
    293,146.76x = 41,098,359,949.64
  5. Step 5: Solve for x
    x = 41,098,359,949.64/293,146.76
  6. Step 6: Final answer
    x = 140,197.22

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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.