Home / 255,331.20-352,373.76-170,394.24

Finding the Fourth Proportional to 255,331.20, 352,373.76 and 170,394.24

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Solution

The fourth proportional to 255,331.20, 352,373.76 and 170,394.24 is: 235,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,331.20 : 352,373.76 = 170,394.24 : x
  2. Step 2: Convert to fraction form
    255,331.20/352,373.76 = 170,394.24/x
  3. Step 3: Cross multiply
    255,331.20x = 352,373.76 × 170,394.24
  4. Step 4: Simplify right side
    255,331.20x = 60,042,459,031.14
  5. Step 5: Solve for x
    x = 60,042,459,031.14/255,331.20
  6. Step 6: Final answer
    x = 235,155.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.