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Finding the Fourth Proportional to 88,468.20, 124,205.40 and 88,468.20

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Solution

The fourth proportional to 88,468.20, 124,205.40 and 88,468.20 is: 124,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,468.20 : 124,205.40 = 88,468.20 : x
  2. Step 2: Convert to fraction form
    88,468.20/124,205.40 = 88,468.20/x
  3. Step 3: Cross multiply
    88,468.20x = 124,205.40 × 88,468.20
  4. Step 4: Simplify right side
    88,468.20x = 10,988,228,168.28
  5. Step 5: Solve for x
    x = 10,988,228,168.28/88,468.20
  6. Step 6: Final answer
    x = 124,205.40

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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.