Home / 314,013.85-471,026.18-89,380.06

Finding the Fourth Proportional to 314,013.85, 471,026.18 and 89,380.06

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Solution

The fourth proportional to 314,013.85, 471,026.18 and 89,380.06 is: 134,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,013.85 : 471,026.18 = 89,380.06 : x
  2. Step 2: Convert to fraction form
    314,013.85/471,026.18 = 89,380.06/x
  3. Step 3: Cross multiply
    314,013.85x = 471,026.18 × 89,380.06
  4. Step 4: Simplify right side
    314,013.85x = 42,100,348,229.97
  5. Step 5: Solve for x
    x = 42,100,348,229.97/314,013.85
  6. Step 6: Final answer
    x = 134,071.63

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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.