Home / 227,731.78-341,369.06-77,869.58

Finding the Fourth Proportional to 227,731.78, 341,369.06 and 77,869.58

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Solution

The fourth proportional to 227,731.78, 341,369.06 and 77,869.58 is: 116,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,731.78 : 341,369.06 = 77,869.58 : x
  2. Step 2: Convert to fraction form
    227,731.78/341,369.06 = 77,869.58/x
  3. Step 3: Cross multiply
    227,731.78x = 341,369.06 × 77,869.58
  4. Step 4: Simplify right side
    227,731.78x = 26,582,264,937.85
  5. Step 5: Solve for x
    x = 26,582,264,937.85/227,731.78
  6. Step 6: Final answer
    x = 116,726.20

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1.5x scale

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.