Home / 82,441.95-113,767.77-45,646.89

Finding the Fourth Proportional to 82,441.95, 113,767.77 and 45,646.89

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Solution

The fourth proportional to 82,441.95, 113,767.77 and 45,646.89 is: 62,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,441.95 : 113,767.77 = 45,646.89 : x
  2. Step 2: Convert to fraction form
    82,441.95/113,767.77 = 45,646.89/x
  3. Step 3: Cross multiply
    82,441.95x = 113,767.77 × 45,646.89
  4. Step 4: Simplify right side
    82,441.95x = 5,193,144,882.74
  5. Step 5: Solve for x
    x = 5,193,144,882.74/82,441.95
  6. Step 6: Final answer
    x = 62,991.53

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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.