Home / 94,338.40-141,507.60-41,720.80

Finding the Fourth Proportional to 94,338.40, 141,507.60 and 41,720.80

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Solution

The fourth proportional to 94,338.40, 141,507.60 and 41,720.80 is: 62,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,338.40 : 141,507.60 = 41,720.80 : x
  2. Step 2: Convert to fraction form
    94,338.40/141,507.60 = 41,720.80/x
  3. Step 3: Cross multiply
    94,338.40x = 141,507.60 × 41,720.80
  4. Step 4: Simplify right side
    94,338.40x = 5,903,810,278.08
  5. Step 5: Solve for x
    x = 5,903,810,278.08/94,338.40
  6. Step 6: Final answer
    x = 62,581.20

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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.