Home / 151,541.40-227,312.10-123,547.80

Finding the Fourth Proportional to 151,541.40, 227,312.10 and 123,547.80

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Solution

The fourth proportional to 151,541.40, 227,312.10 and 123,547.80 is: 185,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,541.40 : 227,312.10 = 123,547.80 : x
  2. Step 2: Convert to fraction form
    151,541.40/227,312.10 = 123,547.80/x
  3. Step 3: Cross multiply
    151,541.40x = 227,312.10 × 123,547.80
  4. Step 4: Simplify right side
    151,541.40x = 28,083,909,868.38
  5. Step 5: Solve for x
    x = 28,083,909,868.38/151,541.40
  6. Step 6: Final answer
    x = 185,321.70

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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.