Home / 90,346.73-124,675.13-52,107.91

Finding the Fourth Proportional to 90,346.73, 124,675.13 and 52,107.91

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Solution

The fourth proportional to 90,346.73, 124,675.13 and 52,107.91 is: 71,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,346.73 : 124,675.13 = 52,107.91 : x
  2. Step 2: Convert to fraction form
    90,346.73/124,675.13 = 52,107.91/x
  3. Step 3: Cross multiply
    90,346.73x = 124,675.13 × 52,107.91
  4. Step 4: Simplify right side
    90,346.73x = 6,496,560,271.86
  5. Step 5: Solve for x
    x = 6,496,560,271.86/90,346.73
  6. Step 6: Final answer
    x = 71,906.98

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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.