Home / 65,947.16-91,007.45-35,732.50

Finding the Fourth Proportional to 65,947.16, 91,007.45 and 35,732.50

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Solution

The fourth proportional to 65,947.16, 91,007.45 and 35,732.50 is: 49,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,947.16 : 91,007.45 = 35,732.50 : x
  2. Step 2: Convert to fraction form
    65,947.16/91,007.45 = 35,732.50/x
  3. Step 3: Cross multiply
    65,947.16x = 91,007.45 × 35,732.50
  4. Step 4: Simplify right side
    65,947.16x = 3,251,924,074.84
  5. Step 5: Solve for x
    x = 3,251,924,074.84/65,947.16
  6. Step 6: Final answer
    x = 49,311.05

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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.