Home / 56,111.28-84,179.88-16,667.52

Finding the Fourth Proportional to 56,111.28, 84,179.88 and 16,667.52

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Solution

The fourth proportional to 56,111.28, 84,179.88 and 16,667.52 is: 25,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,111.28 : 84,179.88 = 16,667.52 : x
  2. Step 2: Convert to fraction form
    56,111.28/84,179.88 = 16,667.52/x
  3. Step 3: Cross multiply
    56,111.28x = 84,179.88 × 16,667.52
  4. Step 4: Simplify right side
    56,111.28x = 1,403,069,833.50
  5. Step 5: Solve for x
    x = 1,403,069,833.50/56,111.28
  6. Step 6: Final answer
    x = 25,005.13

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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.