Home / 70,839.04-106,302.28-29,286

Finding the Fourth Proportional to 70,839.04, 106,302.28 and 29,286

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Solution

The fourth proportional to 70,839.04, 106,302.28 and 29,286 is: 43,947.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,839.04 : 106,302.28 = 29,286 : x
  2. Step 2: Convert to fraction form
    70,839.04/106,302.28 = 29,286/x
  3. Step 3: Cross multiply
    70,839.04x = 106,302.28 × 29,286
  4. Step 4: Simplify right side
    70,839.04x = 3,113,168,572.08
  5. Step 5: Solve for x
    x = 3,113,168,572.08/70,839.04
  6. Step 6: Final answer
    x = 43,947.07

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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.