Home / 113,432.70-170,213.85-43,362.30

Finding the Fourth Proportional to 113,432.70, 170,213.85 and 43,362.30

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Solution

The fourth proportional to 113,432.70, 170,213.85 and 43,362.30 is: 65,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,432.70 : 170,213.85 = 43,362.30 : x
  2. Step 2: Convert to fraction form
    113,432.70/170,213.85 = 43,362.30/x
  3. Step 3: Cross multiply
    113,432.70x = 170,213.85 × 43,362.30
  4. Step 4: Simplify right side
    113,432.70x = 7,380,864,027.86
  5. Step 5: Solve for x
    x = 7,380,864,027.86/113,432.70
  6. Step 6: Final answer
    x = 65,068.22

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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.