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Finding the Fourth Proportional to 224,975.76, 310,473.02 and 124,380.24

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Solution

The fourth proportional to 224,975.76, 310,473.02 and 124,380.24 is: 171,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,975.76 : 310,473.02 = 124,380.24 : x
  2. Step 2: Convert to fraction form
    224,975.76/310,473.02 = 124,380.24/x
  3. Step 3: Cross multiply
    224,975.76x = 310,473.02 × 124,380.24
  4. Step 4: Simplify right side
    224,975.76x = 38,616,708,741.12
  5. Step 5: Solve for x
    x = 38,616,708,741.12/224,975.76
  6. Step 6: Final answer
    x = 171,648.31

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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.