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Finding the Fourth Proportional to 45,862.30, 68,793.45 and 45,862.30

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Solution

The fourth proportional to 45,862.30, 68,793.45 and 45,862.30 is: 68,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,862.30 : 68,793.45 = 45,862.30 : x
  2. Step 2: Convert to fraction form
    45,862.30/68,793.45 = 45,862.30/x
  3. Step 3: Cross multiply
    45,862.30x = 68,793.45 × 45,862.30
  4. Step 4: Simplify right side
    45,862.30x = 3,155,025,841.94
  5. Step 5: Solve for x
    x = 3,155,025,841.94/45,862.30
  6. Step 6: Final answer
    x = 68,793.45

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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.