Home / 86,677.48-119,613.54-48,437.56

Finding the Fourth Proportional to 86,677.48, 119,613.54 and 48,437.56

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Solution

The fourth proportional to 86,677.48, 119,613.54 and 48,437.56 is: 66,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,677.48 : 119,613.54 = 48,437.56 : x
  2. Step 2: Convert to fraction form
    86,677.48/119,613.54 = 48,437.56/x
  3. Step 3: Cross multiply
    86,677.48x = 119,613.54 × 48,437.56
  4. Step 4: Simplify right side
    86,677.48x = 5,793,788,020.56
  5. Step 5: Solve for x
    x = 5,793,788,020.56/86,677.48
  6. Step 6: Final answer
    x = 66,843.06

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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.