Home / 151,812.10-227,718.15-102,045.70

Finding the Fourth Proportional to 151,812.10, 227,718.15 and 102,045.70

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Solution

The fourth proportional to 151,812.10, 227,718.15 and 102,045.70 is: 153,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,812.10 : 227,718.15 = 102,045.70 : x
  2. Step 2: Convert to fraction form
    151,812.10/227,718.15 = 102,045.70/x
  3. Step 3: Cross multiply
    151,812.10x = 227,718.15 × 102,045.70
  4. Step 4: Simplify right side
    151,812.10x = 23,237,658,019.46
  5. Step 5: Solve for x
    x = 23,237,658,019.46/151,812.10
  6. Step 6: Final answer
    x = 153,068.55

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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.