Home / 84,266.28-126,368.42-34,319.25

Finding the Fourth Proportional to 84,266.28, 126,368.42 and 34,319.25

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Solution

The fourth proportional to 84,266.28, 126,368.42 and 34,319.25 is: 51,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,266.28 : 126,368.42 = 34,319.25 : x
  2. Step 2: Convert to fraction form
    84,266.28/126,368.42 = 34,319.25/x
  3. Step 3: Cross multiply
    84,266.28x = 126,368.42 × 34,319.25
  4. Step 4: Simplify right side
    84,266.28x = 4,336,869,226.49
  5. Step 5: Solve for x
    x = 4,336,869,226.49/84,266.28
  6. Step 6: Final answer
    x = 51,466.25

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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.