Home / 56,482.53-77,947.97-34,122.21

Finding the Fourth Proportional to 56,482.53, 77,947.97 and 34,122.21

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Solution

The fourth proportional to 56,482.53, 77,947.97 and 34,122.21 is: 47,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,482.53 : 77,947.97 = 34,122.21 : x
  2. Step 2: Convert to fraction form
    56,482.53/77,947.97 = 34,122.21/x
  3. Step 3: Cross multiply
    56,482.53x = 77,947.97 × 34,122.21
  4. Step 4: Simplify right side
    56,482.53x = 2,659,756,830.80
  5. Step 5: Solve for x
    x = 2,659,756,830.80/56,482.53
  6. Step 6: Final answer
    x = 47,089.90

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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.