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Finding the Fourth Proportional to 62,205.57, 93,309.57 and 15,458.45

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Solution

The fourth proportional to 62,205.57, 93,309.57 and 15,458.45 is: 23,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,205.57 : 93,309.57 = 15,458.45 : x
  2. Step 2: Convert to fraction form
    62,205.57/93,309.57 = 15,458.45/x
  3. Step 3: Cross multiply
    62,205.57x = 93,309.57 × 15,458.45
  4. Step 4: Simplify right side
    62,205.57x = 1,442,420,855.82
  5. Step 5: Solve for x
    x = 1,442,420,855.82/62,205.57
  6. Step 6: Final answer
    x = 23,187.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.