Home / 295,191.12-442,916.28-154,916.94

Finding the Fourth Proportional to 295,191.12, 442,916.28 and 154,916.94

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Solution

The fourth proportional to 295,191.12, 442,916.28 and 154,916.94 is: 232,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,191.12 : 442,916.28 = 154,916.94 : x
  2. Step 2: Convert to fraction form
    295,191.12/442,916.28 = 154,916.94/x
  3. Step 3: Cross multiply
    295,191.12x = 442,916.28 × 154,916.94
  4. Step 4: Simplify right side
    295,191.12x = 68,615,234,773.78
  5. Step 5: Solve for x
    x = 68,615,234,773.78/295,191.12
  6. Step 6: Final answer
    x = 232,443.42

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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.