Home / 81,205.38-112,058.82-44,904.69

Finding the Fourth Proportional to 81,205.38, 112,058.82 and 44,904.69

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Solution

The fourth proportional to 81,205.38, 112,058.82 and 44,904.69 is: 61,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,205.38 : 112,058.82 = 44,904.69 : x
  2. Step 2: Convert to fraction form
    81,205.38/112,058.82 = 44,904.69/x
  3. Step 3: Cross multiply
    81,205.38x = 112,058.82 × 44,904.69
  4. Step 4: Simplify right side
    81,205.38x = 5,031,966,573.87
  5. Step 5: Solve for x
    x = 5,031,966,573.87/81,205.38
  6. Step 6: Final answer
    x = 61,965.93

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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.