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Finding the Fourth Proportional to 62,845.40, 88,100.20 and 62,845.40

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Solution

The fourth proportional to 62,845.40, 88,100.20 and 62,845.40 is: 88,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,845.40 : 88,100.20 = 62,845.40 : x
  2. Step 2: Convert to fraction form
    62,845.40/88,100.20 = 62,845.40/x
  3. Step 3: Cross multiply
    62,845.40x = 88,100.20 × 62,845.40
  4. Step 4: Simplify right side
    62,845.40x = 5,536,692,309.08
  5. Step 5: Solve for x
    x = 5,536,692,309.08/62,845.40
  6. Step 6: Final answer
    x = 88,100.20

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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.