Home / 170,737.20-255,522.60-156,740.40

Finding the Fourth Proportional to 170,737.20, 255,522.60 and 156,740.40

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Solution

The fourth proportional to 170,737.20, 255,522.60 and 156,740.40 is: 234,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,737.20 : 255,522.60 = 156,740.40 : x
  2. Step 2: Convert to fraction form
    170,737.20/255,522.60 = 156,740.40/x
  3. Step 3: Cross multiply
    170,737.20x = 255,522.60 × 156,740.40
  4. Step 4: Simplify right side
    170,737.20x = 40,050,714,533.04
  5. Step 5: Solve for x
    x = 40,050,714,533.04/170,737.20
  6. Step 6: Final answer
    x = 234,575.21

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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.