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Finding the Fourth Proportional to 45,151.65, 67,702.80 and 35,851.41

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Solution

The fourth proportional to 45,151.65, 67,702.80 and 35,851.41 is: 53,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,151.65 : 67,702.80 = 35,851.41 : x
  2. Step 2: Convert to fraction form
    45,151.65/67,702.80 = 35,851.41/x
  3. Step 3: Cross multiply
    45,151.65x = 67,702.80 × 35,851.41
  4. Step 4: Simplify right side
    45,151.65x = 2,427,240,840.95
  5. Step 5: Solve for x
    x = 2,427,240,840.95/45,151.65
  6. Step 6: Final answer
    x = 53,757.52

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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.