Home / 66,298.20-91,501.15-37,229.82

Finding the Fourth Proportional to 66,298.20, 91,501.15 and 37,229.82

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Solution

The fourth proportional to 66,298.20, 91,501.15 and 37,229.82 is: 51,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298.20 : 91,501.15 = 37,229.82 : x
  2. Step 2: Convert to fraction form
    66,298.20/91,501.15 = 37,229.82/x
  3. Step 3: Cross multiply
    66,298.20x = 91,501.15 × 37,229.82
  4. Step 4: Simplify right side
    66,298.20x = 3,406,571,344.29
  5. Step 5: Solve for x
    x = 3,406,571,344.29/66,298.20
  6. Step 6: Final answer
    x = 51,382.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.