Home / 302,610.04-453,974.86-89,381.66

Finding the Fourth Proportional to 302,610.04, 453,974.86 and 89,381.66

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Solution

The fourth proportional to 302,610.04, 453,974.86 and 89,381.66 is: 134,090.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,610.04 : 453,974.86 = 89,381.66 : x
  2. Step 2: Convert to fraction form
    302,610.04/453,974.86 = 89,381.66/x
  3. Step 3: Cross multiply
    302,610.04x = 453,974.86 × 89,381.66
  4. Step 4: Simplify right side
    302,610.04x = 40,577,024,426.92
  5. Step 5: Solve for x
    x = 40,577,024,426.92/302,610.04
  6. Step 6: Final answer
    x = 134,090.15

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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.