Home / 254,717.60-351,513.93-140,006.85

Finding the Fourth Proportional to 254,717.60, 351,513.93 and 140,006.85

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Solution

The fourth proportional to 254,717.60, 351,513.93 and 140,006.85 is: 193,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,717.60 : 351,513.93 = 140,006.85 : x
  2. Step 2: Convert to fraction form
    254,717.60/351,513.93 = 140,006.85/x
  3. Step 3: Cross multiply
    254,717.60x = 351,513.93 × 140,006.85
  4. Step 4: Simplify right side
    254,717.60x = 49,214,358,070.42
  5. Step 5: Solve for x
    x = 49,214,358,070.42/254,717.60
  6. Step 6: Final answer
    x = 193,211.45

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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.