Home / 84,143.84-126,228.32-24,972.52

Finding the Fourth Proportional to 84,143.84, 126,228.32 and 24,972.52

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Solution

The fourth proportional to 84,143.84, 126,228.32 and 24,972.52 is: 37,462.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,143.84 : 126,228.32 = 24,972.52 : x
  2. Step 2: Convert to fraction form
    84,143.84/126,228.32 = 24,972.52/x
  3. Step 3: Cross multiply
    84,143.84x = 126,228.32 × 24,972.52
  4. Step 4: Simplify right side
    84,143.84x = 3,152,239,245.77
  5. Step 5: Solve for x
    x = 3,152,239,245.77/84,143.84
  6. Step 6: Final answer
    x = 37,462.51

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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.