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Finding the Fourth Proportional to 227,489.98, 341,275.47 and 77,746.90

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Solution

The fourth proportional to 227,489.98, 341,275.47 and 77,746.90 is: 116,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,489.98 : 341,275.47 = 77,746.90 : x
  2. Step 2: Convert to fraction form
    227,489.98/341,275.47 = 77,746.90/x
  3. Step 3: Cross multiply
    227,489.98x = 341,275.47 × 77,746.90
  4. Step 4: Simplify right side
    227,489.98x = 26,533,109,838.54
  5. Step 5: Solve for x
    x = 26,533,109,838.54/227,489.98
  6. Step 6: Final answer
    x = 116,634.19

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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.