Home / 254,740.84-351,543.12-140,031.25

Finding the Fourth Proportional to 254,740.84, 351,543.12 and 140,031.25

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Solution

The fourth proportional to 254,740.84, 351,543.12 and 140,031.25 is: 193,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,740.84 : 351,543.12 = 140,031.25 : x
  2. Step 2: Convert to fraction form
    254,740.84/351,543.12 = 140,031.25/x
  3. Step 3: Cross multiply
    254,740.84x = 351,543.12 × 140,031.25
  4. Step 4: Simplify right side
    254,740.84x = 49,227,022,522.50
  5. Step 5: Solve for x
    x = 49,227,022,522.50/254,740.84
  6. Step 6: Final answer
    x = 193,243.54

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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.