Home / 84,246.05-126,368.84-34,314.41

Finding the Fourth Proportional to 84,246.05, 126,368.84 and 34,314.41

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Solution

The fourth proportional to 84,246.05, 126,368.84 and 34,314.41 is: 51,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,246.05 : 126,368.84 = 34,314.41 : x
  2. Step 2: Convert to fraction form
    84,246.05/126,368.84 = 34,314.41/x
  3. Step 3: Cross multiply
    84,246.05x = 126,368.84 × 34,314.41
  4. Step 4: Simplify right side
    84,246.05x = 4,336,272,588.69
  5. Step 5: Solve for x
    x = 4,336,272,588.69/84,246.05
  6. Step 6: Final answer
    x = 51,471.52

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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.