Home / 83,743.46-115,564.64-46,016.90

Finding the Fourth Proportional to 83,743.46, 115,564.64 and 46,016.90

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Solution

The fourth proportional to 83,743.46, 115,564.64 and 46,016.90 is: 63,502.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,743.46 : 115,564.64 = 46,016.90 : x
  2. Step 2: Convert to fraction form
    83,743.46/115,564.64 = 46,016.90/x
  3. Step 3: Cross multiply
    83,743.46x = 115,564.64 × 46,016.90
  4. Step 4: Simplify right side
    83,743.46x = 5,317,926,482.42
  5. Step 5: Solve for x
    x = 5,317,926,482.42/83,743.46
  6. Step 6: Final answer
    x = 63,502.59

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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.