Home / 202,677.28-279,683.72-112,027.84

Finding the Fourth Proportional to 202,677.28, 279,683.72 and 112,027.84

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Solution

The fourth proportional to 202,677.28, 279,683.72 and 112,027.84 is: 154,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,677.28 : 279,683.72 = 112,027.84 : x
  2. Step 2: Convert to fraction form
    202,677.28/279,683.72 = 112,027.84/x
  3. Step 3: Cross multiply
    202,677.28x = 279,683.72 × 112,027.84
  4. Step 4: Simplify right side
    202,677.28x = 31,332,363,034.76
  5. Step 5: Solve for x
    x = 31,332,363,034.76/202,677.28
  6. Step 6: Final answer
    x = 154,592.38

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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.