Home / 45,258.84-67,761.34-34,130.52

Finding the Fourth Proportional to 45,258.84, 67,761.34 and 34,130.52

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Solution

The fourth proportional to 45,258.84, 67,761.34 and 34,130.52 is: 51,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,258.84 : 67,761.34 = 34,130.52 : x
  2. Step 2: Convert to fraction form
    45,258.84/67,761.34 = 34,130.52/x
  3. Step 3: Cross multiply
    45,258.84x = 67,761.34 × 34,130.52
  4. Step 4: Simplify right side
    45,258.84x = 2,312,729,770.10
  5. Step 5: Solve for x
    x = 2,312,729,770.10/45,258.84
  6. Step 6: Final answer
    x = 51,100.07

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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.