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Finding the Fourth Proportional to 224,719.88, 310,115.04 and 124,117.88

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Solution

The fourth proportional to 224,719.88, 310,115.04 and 124,117.88 is: 171,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,719.88 : 310,115.04 = 124,117.88 : x
  2. Step 2: Convert to fraction form
    224,719.88/310,115.04 = 124,117.88/x
  3. Step 3: Cross multiply
    224,719.88x = 310,115.04 × 124,117.88
  4. Step 4: Simplify right side
    224,719.88x = 38,490,821,320.92
  5. Step 5: Solve for x
    x = 38,490,821,320.92/224,719.88
  6. Step 6: Final answer
    x = 171,283.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.