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Finding the Fourth Proportional to 62,816.80, 88,176.80 and 62,816.80

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Solution

The fourth proportional to 62,816.80, 88,176.80 and 62,816.80 is: 88,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,816.80 : 88,176.80 = 62,816.80 : x
  2. Step 2: Convert to fraction form
    62,816.80/88,176.80 = 62,816.80/x
  3. Step 3: Cross multiply
    62,816.80x = 88,176.80 × 62,816.80
  4. Step 4: Simplify right side
    62,816.80x = 5,538,984,410.24
  5. Step 5: Solve for x
    x = 5,538,984,410.24/62,816.80
  6. Step 6: Final answer
    x = 88,176.80

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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.