Home / 84,671.42-127,011.99-25,500.92

Finding the Fourth Proportional to 84,671.42, 127,011.99 and 25,500.92

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Solution

The fourth proportional to 84,671.42, 127,011.99 and 25,500.92 is: 38,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,671.42 : 127,011.99 = 25,500.92 : x
  2. Step 2: Convert to fraction form
    84,671.42/127,011.99 = 25,500.92/x
  3. Step 3: Cross multiply
    84,671.42x = 127,011.99 × 25,500.92
  4. Step 4: Simplify right side
    84,671.42x = 3,238,922,596.03
  5. Step 5: Solve for x
    x = 3,238,922,596.03/84,671.42
  6. Step 6: Final answer
    x = 38,252.84

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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.