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Finding the Fourth Proportional to 160,029.04, 220,838.41 and 88,404.38

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Solution

The fourth proportional to 160,029.04, 220,838.41 and 88,404.38 is: 121,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,029.04 : 220,838.41 = 88,404.38 : x
  2. Step 2: Convert to fraction form
    160,029.04/220,838.41 = 88,404.38/x
  3. Step 3: Cross multiply
    160,029.04x = 220,838.41 × 88,404.38
  4. Step 4: Simplify right side
    160,029.04x = 19,523,083,047.32
  5. Step 5: Solve for x
    x = 19,523,083,047.32/160,029.04
  6. Step 6: Final answer
    x = 121,997.13

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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.