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Finding the Fourth Proportional to 255,197.38, 352,172.58 and 147,773.16

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Solution

The fourth proportional to 255,197.38, 352,172.58 and 147,773.16 is: 203,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,197.38 : 352,172.58 = 147,773.16 : x
  2. Step 2: Convert to fraction form
    255,197.38/352,172.58 = 147,773.16/x
  3. Step 3: Cross multiply
    255,197.38x = 352,172.58 × 147,773.16
  4. Step 4: Simplify right side
    255,197.38x = 52,041,655,011.95
  5. Step 5: Solve for x
    x = 52,041,655,011.95/255,197.38
  6. Step 6: Final answer
    x = 203,927.07

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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.