Home / 55,947.42-77,209.11-34,449.57

Finding the Fourth Proportional to 55,947.42, 77,209.11 and 34,449.57

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Solution

The fourth proportional to 55,947.42, 77,209.11 and 34,449.57 is: 47,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,947.42 : 77,209.11 = 34,449.57 : x
  2. Step 2: Convert to fraction form
    55,947.42/77,209.11 = 34,449.57/x
  3. Step 3: Cross multiply
    55,947.42x = 77,209.11 × 34,449.57
  4. Step 4: Simplify right side
    55,947.42x = 2,659,820,639.58
  5. Step 5: Solve for x
    x = 2,659,820,639.58/55,947.42
  6. Step 6: Final answer
    x = 47,541.43

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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.