Home / 113,445.20-170,128.12-33,461.95

Finding the Fourth Proportional to 113,445.20, 170,128.12 and 33,461.95

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Solution

The fourth proportional to 113,445.20, 170,128.12 and 33,461.95 is: 50,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,445.20 : 170,128.12 = 33,461.95 : x
  2. Step 2: Convert to fraction form
    113,445.20/170,128.12 = 33,461.95/x
  3. Step 3: Cross multiply
    113,445.20x = 170,128.12 × 33,461.95
  4. Step 4: Simplify right side
    113,445.20x = 5,692,817,627.08
  5. Step 5: Solve for x
    x = 5,692,817,627.08/113,445.20
  6. Step 6: Final answer
    x = 50,181.21

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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.