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Finding the Fourth Proportional to 160,019.40, 240,022.80 and 41,691.72

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Solution

The fourth proportional to 160,019.40, 240,022.80 and 41,691.72 is: 62,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,019.40 : 240,022.80 = 41,691.72 : x
  2. Step 2: Convert to fraction form
    160,019.40/240,022.80 = 41,691.72/x
  3. Step 3: Cross multiply
    160,019.40x = 240,022.80 × 41,691.72
  4. Step 4: Simplify right side
    160,019.40x = 10,006,963,371.22
  5. Step 5: Solve for x
    x = 10,006,963,371.22/160,019.40
  6. Step 6: Final answer
    x = 62,535.94

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1.5x scale

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.