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Finding the Fourth Proportional to 62,608.80, 93,882.40 and 30,982.40

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Solution

The fourth proportional to 62,608.80, 93,882.40 and 30,982.40 is: 46,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,608.80 : 93,882.40 = 30,982.40 : x
  2. Step 2: Convert to fraction form
    62,608.80/93,882.40 = 30,982.40/x
  3. Step 3: Cross multiply
    62,608.80x = 93,882.40 × 30,982.40
  4. Step 4: Simplify right side
    62,608.80x = 2,908,702,069.76
  5. Step 5: Solve for x
    x = 2,908,702,069.76/62,608.80
  6. Step 6: Final answer
    x = 46,458.36

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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.