Home / 255,500.17-352,512.18-148,049.45

Finding the Fourth Proportional to 255,500.17, 352,512.18 and 148,049.45

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Solution

The fourth proportional to 255,500.17, 352,512.18 and 148,049.45 is: 204,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,500.17 : 352,512.18 = 148,049.45 : x
  2. Step 2: Convert to fraction form
    255,500.17/352,512.18 = 148,049.45/x
  3. Step 3: Cross multiply
    255,500.17x = 352,512.18 × 148,049.45
  4. Step 4: Simplify right side
    255,500.17x = 52,189,232,518.83
  5. Step 5: Solve for x
    x = 52,189,232,518.83/255,500.17
  6. Step 6: Final answer
    x = 204,263.00

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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.