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Finding the Fourth Proportional to 88,322.40, 123,962.40 and 88,322.40

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Solution

The fourth proportional to 88,322.40, 123,962.40 and 88,322.40 is: 123,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,322.40 : 123,962.40 = 88,322.40 : x
  2. Step 2: Convert to fraction form
    88,322.40/123,962.40 = 88,322.40/x
  3. Step 3: Cross multiply
    88,322.40x = 123,962.40 × 88,322.40
  4. Step 4: Simplify right side
    88,322.40x = 10,948,656,677.76
  5. Step 5: Solve for x
    x = 10,948,656,677.76/88,322.40
  6. Step 6: Final answer
    x = 123,962.40

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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.