Home / 79,947.96-119,946.78-30,032.52

Finding the Fourth Proportional to 79,947.96, 119,946.78 and 30,032.52

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Solution

The fourth proportional to 79,947.96, 119,946.78 and 30,032.52 is: 45,058.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,947.96 : 119,946.78 = 30,032.52 : x
  2. Step 2: Convert to fraction form
    79,947.96/119,946.78 = 30,032.52/x
  3. Step 3: Cross multiply
    79,947.96x = 119,946.78 × 30,032.52
  4. Step 4: Simplify right side
    79,947.96x = 3,602,304,069.29
  5. Step 5: Solve for x
    x = 3,602,304,069.29/79,947.96
  6. Step 6: Final answer
    x = 45,058.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.