Home / 86,248.72-119,016.66-48,515.68

Finding the Fourth Proportional to 86,248.72, 119,016.66 and 48,515.68

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Solution

The fourth proportional to 86,248.72, 119,016.66 and 48,515.68 is: 66,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,248.72 : 119,016.66 = 48,515.68 : x
  2. Step 2: Convert to fraction form
    86,248.72/119,016.66 = 48,515.68/x
  3. Step 3: Cross multiply
    86,248.72x = 119,016.66 × 48,515.68
  4. Step 4: Simplify right side
    86,248.72x = 5,774,174,191.23
  5. Step 5: Solve for x
    x = 5,774,174,191.23/86,248.72
  6. Step 6: Final answer
    x = 66,947.94

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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.