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Finding the Fourth Proportional to 253,344.03, 349,600.28 and 140,160.03

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Solution

The fourth proportional to 253,344.03, 349,600.28 and 140,160.03 is: 193,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,344.03 : 349,600.28 = 140,160.03 : x
  2. Step 2: Convert to fraction form
    253,344.03/349,600.28 = 140,160.03/x
  3. Step 3: Cross multiply
    253,344.03x = 349,600.28 × 140,160.03
  4. Step 4: Simplify right side
    253,344.03x = 48,999,985,032.01
  5. Step 5: Solve for x
    x = 48,999,985,032.01/253,344.03
  6. Step 6: Final answer
    x = 193,412.83

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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.