Home / 254,862.05-351,717.27-140,134.76

Finding the Fourth Proportional to 254,862.05, 351,717.27 and 140,134.76

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Solution

The fourth proportional to 254,862.05, 351,717.27 and 140,134.76 is: 193,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,862.05 : 351,717.27 = 140,134.76 : x
  2. Step 2: Convert to fraction form
    254,862.05/351,717.27 = 140,134.76/x
  3. Step 3: Cross multiply
    254,862.05x = 351,717.27 × 140,134.76
  4. Step 4: Simplify right side
    254,862.05x = 49,287,814,746.81
  5. Step 5: Solve for x
    x = 49,287,814,746.81/254,862.05
  6. Step 6: Final answer
    x = 193,390.17

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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.