Home / 54,937.41-75,820.59-31,063.56

Finding the Fourth Proportional to 54,937.41, 75,820.59 and 31,063.56

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Solution

The fourth proportional to 54,937.41, 75,820.59 and 31,063.56 is: 42,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,937.41 : 75,820.59 = 31,063.56 : x
  2. Step 2: Convert to fraction form
    54,937.41/75,820.59 = 31,063.56/x
  3. Step 3: Cross multiply
    54,937.41x = 75,820.59 × 31,063.56
  4. Step 4: Simplify right side
    54,937.41x = 2,355,257,446.70
  5. Step 5: Solve for x
    x = 2,355,257,446.70/54,937.41
  6. Step 6: Final answer
    x = 42,871.65

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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.