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Finding the Fourth Proportional to 253,888.38, 350,353.80 and 146,492.88

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Solution

The fourth proportional to 253,888.38, 350,353.80 and 146,492.88 is: 202,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,888.38 : 350,353.80 = 146,492.88 : x
  2. Step 2: Convert to fraction form
    253,888.38/350,353.80 = 146,492.88/x
  3. Step 3: Cross multiply
    253,888.38x = 350,353.80 × 146,492.88
  4. Step 4: Simplify right side
    253,888.38x = 51,324,337,180.94
  5. Step 5: Solve for x
    x = 51,324,337,180.94/253,888.38
  6. Step 6: Final answer
    x = 202,153.16

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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.