Home / 268,397.20-370,392.74-147,543.58

Finding the Fourth Proportional to 268,397.20, 370,392.74 and 147,543.58

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Solution

The fourth proportional to 268,397.20, 370,392.74 and 147,543.58 is: 203,612.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,397.20 : 370,392.74 = 147,543.58 : x
  2. Step 2: Convert to fraction form
    268,397.20/370,392.74 = 147,543.58/x
  3. Step 3: Cross multiply
    268,397.20x = 370,392.74 × 147,543.58
  4. Step 4: Simplify right side
    268,397.20x = 54,649,070,865.61
  5. Step 5: Solve for x
    x = 54,649,070,865.61/268,397.20
  6. Step 6: Final answer
    x = 203,612.67

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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.