Home / 56,741.80-84,966.90-41,870.20

Finding the Fourth Proportional to 56,741.80, 84,966.90 and 41,870.20

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Solution

The fourth proportional to 56,741.80, 84,966.90 and 41,870.20 is: 62,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,741.80 : 84,966.90 = 41,870.20 : x
  2. Step 2: Convert to fraction form
    56,741.80/84,966.90 = 41,870.20/x
  3. Step 3: Cross multiply
    56,741.80x = 84,966.90 × 41,870.20
  4. Step 4: Simplify right side
    56,741.80x = 3,557,581,096.38
  5. Step 5: Solve for x
    x = 3,557,581,096.38/56,741.80
  6. Step 6: Final answer
    x = 62,697.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.