Home / 86,487.26-119,352.21-48,761.24

Finding the Fourth Proportional to 86,487.26, 119,352.21 and 48,761.24

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Solution

The fourth proportional to 86,487.26, 119,352.21 and 48,761.24 is: 67,290.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,487.26 : 119,352.21 = 48,761.24 : x
  2. Step 2: Convert to fraction form
    86,487.26/119,352.21 = 48,761.24/x
  3. Step 3: Cross multiply
    86,487.26x = 119,352.21 × 48,761.24
  4. Step 4: Simplify right side
    86,487.26x = 5,819,761,159.58
  5. Step 5: Solve for x
    x = 5,819,761,159.58/86,487.26
  6. Step 6: Final answer
    x = 67,290.39

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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.