Home / 86,595.27-129,960.95-44,473.65

Finding the Fourth Proportional to 86,595.27, 129,960.95 and 44,473.65

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Solution

The fourth proportional to 86,595.27, 129,960.95 and 44,473.65 is: 66,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,595.27 : 129,960.95 = 44,473.65 : x
  2. Step 2: Convert to fraction form
    86,595.27/129,960.95 = 44,473.65/x
  3. Step 3: Cross multiply
    86,595.27x = 129,960.95 × 44,473.65
  4. Step 4: Simplify right side
    86,595.27x = 5,779,837,581.60
  5. Step 5: Solve for x
    x = 5,779,837,581.60/86,595.27
  6. Step 6: Final answer
    x = 66,745.42

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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.