Home / 302,515.20-453,666.98-89,226.52

Finding the Fourth Proportional to 302,515.20, 453,666.98 and 89,226.52

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Solution

The fourth proportional to 302,515.20, 453,666.98 and 89,226.52 is: 133,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,515.20 : 453,666.98 = 89,226.52 : x
  2. Step 2: Convert to fraction form
    302,515.20/453,666.98 = 89,226.52/x
  3. Step 3: Cross multiply
    302,515.20x = 453,666.98 × 89,226.52
  4. Step 4: Simplify right side
    302,515.20x = 40,479,125,864.31
  5. Step 5: Solve for x
    x = 40,479,125,864.31/302,515.20
  6. Step 6: Final answer
    x = 133,808.57

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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.