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Finding the Fourth Proportional to 88,476.70, 124,217.30 and 88,476.70

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Solution

The fourth proportional to 88,476.70, 124,217.30 and 88,476.70 is: 124,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,476.70 : 124,217.30 = 88,476.70 : x
  2. Step 2: Convert to fraction form
    88,476.70/124,217.30 = 88,476.70/x
  3. Step 3: Cross multiply
    88,476.70x = 124,217.30 × 88,476.70
  4. Step 4: Simplify right side
    88,476.70x = 10,990,336,786.91
  5. Step 5: Solve for x
    x = 10,990,336,786.91/88,476.70
  6. Step 6: Final answer
    x = 124,217.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.