Home / 175,740.80-263,630.40-170,211.20

Finding the Fourth Proportional to 175,740.80, 263,630.40 and 170,211.20

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Solution

The fourth proportional to 175,740.80, 263,630.40 and 170,211.20 is: 255,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,740.80 : 263,630.40 = 170,211.20 : x
  2. Step 2: Convert to fraction form
    175,740.80/263,630.40 = 170,211.20/x
  3. Step 3: Cross multiply
    175,740.80x = 263,630.40 × 170,211.20
  4. Step 4: Simplify right side
    175,740.80x = 44,872,846,740.48
  5. Step 5: Solve for x
    x = 44,872,846,740.48/175,740.80
  6. Step 6: Final answer
    x = 255,335.40

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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.