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Finding the Fourth Proportional to 224,719.38, 310,114.35 and 124,117.38

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Solution

The fourth proportional to 224,719.38, 310,114.35 and 124,117.38 is: 171,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,719.38 : 310,114.35 = 124,117.38 : x
  2. Step 2: Convert to fraction form
    224,719.38/310,114.35 = 124,117.38/x
  3. Step 3: Cross multiply
    224,719.38x = 310,114.35 × 124,117.38
  4. Step 4: Simplify right side
    224,719.38x = 38,490,580,622.40
  5. Step 5: Solve for x
    x = 38,490,580,622.40/224,719.38
  6. Step 6: Final answer
    x = 171,282.87

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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.