Home / 160,286.75-240,442.63-53,671.11

Finding the Fourth Proportional to 160,286.75, 240,442.63 and 53,671.11

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Solution

The fourth proportional to 160,286.75, 240,442.63 and 53,671.11 is: 80,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,286.75 : 240,442.63 = 53,671.11 : x
  2. Step 2: Convert to fraction form
    160,286.75/240,442.63 = 53,671.11/x
  3. Step 3: Cross multiply
    160,286.75x = 240,442.63 × 53,671.11
  4. Step 4: Simplify right side
    160,286.75x = 12,904,821,807.58
  5. Step 5: Solve for x
    x = 12,904,821,807.58/160,286.75
  6. Step 6: Final answer
    x = 80,510.85

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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.