Home / 301,931.28-453,026.25-102,272.76

Finding the Fourth Proportional to 301,931.28, 453,026.25 and 102,272.76

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Solution

The fourth proportional to 301,931.28, 453,026.25 and 102,272.76 is: 153,452.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,931.28 : 453,026.25 = 102,272.76 : x
  2. Step 2: Convert to fraction form
    301,931.28/453,026.25 = 102,272.76/x
  3. Step 3: Cross multiply
    301,931.28x = 453,026.25 × 102,272.76
  4. Step 4: Simplify right side
    301,931.28x = 46,332,244,939.95
  5. Step 5: Solve for x
    x = 46,332,244,939.95/301,931.28
  6. Step 6: Final answer
    x = 153,452.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.