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Finding the Fourth Proportional to 91,352.64, 137,019.60 and 24,799.50

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Solution

The fourth proportional to 91,352.64, 137,019.60 and 24,799.50 is: 37,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,352.64 : 137,019.60 = 24,799.50 : x
  2. Step 2: Convert to fraction form
    91,352.64/137,019.60 = 24,799.50/x
  3. Step 3: Cross multiply
    91,352.64x = 137,019.60 × 24,799.50
  4. Step 4: Simplify right side
    91,352.64x = 3,398,017,570.20
  5. Step 5: Solve for x
    x = 3,398,017,570.20/91,352.64
  6. Step 6: Final answer
    x = 37,196.71

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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.