Home / 113,401.52-170,113.84-43,339.76

Finding the Fourth Proportional to 113,401.52, 170,113.84 and 43,339.76

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Solution

The fourth proportional to 113,401.52, 170,113.84 and 43,339.76 is: 65,014.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,401.52 : 170,113.84 = 43,339.76 : x
  2. Step 2: Convert to fraction form
    113,401.52/170,113.84 = 43,339.76/x
  3. Step 3: Cross multiply
    113,401.52x = 170,113.84 × 43,339.76
  4. Step 4: Simplify right side
    113,401.52x = 7,372,692,998.28
  5. Step 5: Solve for x
    x = 7,372,692,998.28/113,401.52
  6. Step 6: Final answer
    x = 65,014.06

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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.