Home / 43,811.70-65,717.55-42,062.10

Finding the Fourth Proportional to 43,811.70, 65,717.55 and 42,062.10

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Solution

The fourth proportional to 43,811.70, 65,717.55 and 42,062.10 is: 63,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,811.70 : 65,717.55 = 42,062.10 : x
  2. Step 2: Convert to fraction form
    43,811.70/65,717.55 = 42,062.10/x
  3. Step 3: Cross multiply
    43,811.70x = 65,717.55 × 42,062.10
  4. Step 4: Simplify right side
    43,811.70x = 2,764,218,159.86
  5. Step 5: Solve for x
    x = 2,764,218,159.86/43,811.70
  6. Step 6: Final answer
    x = 63,093.15

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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.