Home / 302,517.20-453,669.98-89,228.52

Finding the Fourth Proportional to 302,517.20, 453,669.98 and 89,228.52

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Solution

The fourth proportional to 302,517.20, 453,669.98 and 89,228.52 is: 133,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,517.20 : 453,669.98 = 89,228.52 : x
  2. Step 2: Convert to fraction form
    302,517.20/453,669.98 = 89,228.52/x
  3. Step 3: Cross multiply
    302,517.20x = 453,669.98 × 89,228.52
  4. Step 4: Simplify right side
    302,517.20x = 40,480,300,883.83
  5. Step 5: Solve for x
    x = 40,480,300,883.83/302,517.20
  6. Step 6: Final answer
    x = 133,811.57

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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.