Home / 84,601.58-126,902.52-34,672.74

Finding the Fourth Proportional to 84,601.58, 126,902.52 and 34,672.74

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Solution

The fourth proportional to 84,601.58, 126,902.52 and 34,672.74 is: 52,009.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,601.58 : 126,902.52 = 34,672.74 : x
  2. Step 2: Convert to fraction form
    84,601.58/126,902.52 = 34,672.74/x
  3. Step 3: Cross multiply
    84,601.58x = 126,902.52 × 34,672.74
  4. Step 4: Simplify right side
    84,601.58x = 4,400,057,605.42
  5. Step 5: Solve for x
    x = 4,400,057,605.42/84,601.58
  6. Step 6: Final answer
    x = 52,009.17

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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.