Home / 84,369.14-126,562.35-31,822.82

Finding the Fourth Proportional to 84,369.14, 126,562.35 and 31,822.82

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Solution

The fourth proportional to 84,369.14, 126,562.35 and 31,822.82 is: 47,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,369.14 : 126,562.35 = 31,822.82 : x
  2. Step 2: Convert to fraction form
    84,369.14/126,562.35 = 31,822.82/x
  3. Step 3: Cross multiply
    84,369.14x = 126,562.35 × 31,822.82
  4. Step 4: Simplify right side
    84,369.14x = 4,027,570,882.83
  5. Step 5: Solve for x
    x = 4,027,570,882.83/84,369.14
  6. Step 6: Final answer
    x = 47,737.49

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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.