Home / 302,530.10-453,746.55-92,119.10

Finding the Fourth Proportional to 302,530.10, 453,746.55 and 92,119.10

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Solution

The fourth proportional to 302,530.10, 453,746.55 and 92,119.10 is: 138,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,530.10 : 453,746.55 = 92,119.10 : x
  2. Step 2: Convert to fraction form
    302,530.10/453,746.55 = 92,119.10/x
  3. Step 3: Cross multiply
    302,530.10x = 453,746.55 × 92,119.10
  4. Step 4: Simplify right side
    302,530.10x = 41,798,723,814.11
  5. Step 5: Solve for x
    x = 41,798,723,814.11/302,530.10
  6. Step 6: Final answer
    x = 138,163.85

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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.