Home / 254,717.52-351,513.81-140,006.77

Finding the Fourth Proportional to 254,717.52, 351,513.81 and 140,006.77

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Solution

The fourth proportional to 254,717.52, 351,513.81 and 140,006.77 is: 193,211.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,717.52 : 351,513.81 = 140,006.77 : x
  2. Step 2: Convert to fraction form
    254,717.52/351,513.81 = 140,006.77/x
  3. Step 3: Cross multiply
    254,717.52x = 351,513.81 × 140,006.77
  4. Step 4: Simplify right side
    254,717.52x = 49,214,312,269.71
  5. Step 5: Solve for x
    x = 49,214,312,269.71/254,717.52
  6. Step 6: Final answer
    x = 193,211.34

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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.