Home / 149,169.28-223,746.62-55,667.76

Finding the Fourth Proportional to 149,169.28, 223,746.62 and 55,667.76

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Solution

The fourth proportional to 149,169.28, 223,746.62 and 55,667.76 is: 83,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,169.28 : 223,746.62 = 55,667.76 : x
  2. Step 2: Convert to fraction form
    149,169.28/223,746.62 = 55,667.76/x
  3. Step 3: Cross multiply
    149,169.28x = 223,746.62 × 55,667.76
  4. Step 4: Simplify right side
    149,169.28x = 12,455,473,142.97
  5. Step 5: Solve for x
    x = 12,455,473,142.97/149,169.28
  6. Step 6: Final answer
    x = 83,498.92

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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.