Home / 354,731.10-532,096.65-155,147.10

Finding the Fourth Proportional to 354,731.10, 532,096.65 and 155,147.10

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Solution

The fourth proportional to 354,731.10, 532,096.65 and 155,147.10 is: 232,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,731.10 : 532,096.65 = 155,147.10 : x
  2. Step 2: Convert to fraction form
    354,731.10/532,096.65 = 155,147.10/x
  3. Step 3: Cross multiply
    354,731.10x = 532,096.65 × 155,147.10
  4. Step 4: Simplify right side
    354,731.10x = 82,553,252,167.22
  5. Step 5: Solve for x
    x = 82,553,252,167.22/354,731.10
  6. Step 6: Final answer
    x = 232,720.65

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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.