Home / 86,338.70-119,145.62-48,098.20

Finding the Fourth Proportional to 86,338.70, 119,145.62 and 48,098.20

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Solution

The fourth proportional to 86,338.70, 119,145.62 and 48,098.20 is: 66,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,338.70 : 119,145.62 = 48,098.20 : x
  2. Step 2: Convert to fraction form
    86,338.70/119,145.62 = 48,098.20/x
  3. Step 3: Cross multiply
    86,338.70x = 119,145.62 × 48,098.20
  4. Step 4: Simplify right side
    86,338.70x = 5,730,689,635.11
  5. Step 5: Solve for x
    x = 5,730,689,635.11/86,338.70
  6. Step 6: Final answer
    x = 66,374.52

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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.