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Finding the Fourth Proportional to 146,230.32, 201,799.20 and 85,801.92

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Solution

The fourth proportional to 146,230.32, 201,799.20 and 85,801.92 is: 118,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,230.32 : 201,799.20 = 85,801.92 : x
  2. Step 2: Convert to fraction form
    146,230.32/201,799.20 = 85,801.92/x
  3. Step 3: Cross multiply
    146,230.32x = 201,799.20 × 85,801.92
  4. Step 4: Simplify right side
    146,230.32x = 17,314,758,814.46
  5. Step 5: Solve for x
    x = 17,314,758,814.46/146,230.32
  6. Step 6: Final answer
    x = 118,407.45

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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.