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Finding the Fourth Proportional to 302,432.30, 453,714.04 and 92,064.76

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Solution

The fourth proportional to 302,432.30, 453,714.04 and 92,064.76 is: 138,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,432.30 : 453,714.04 = 92,064.76 : x
  2. Step 2: Convert to fraction form
    302,432.30/453,714.04 = 92,064.76/x
  3. Step 3: Cross multiply
    302,432.30x = 453,714.04 × 92,064.76
  4. Step 4: Simplify right side
    302,432.30x = 41,771,074,201.23
  5. Step 5: Solve for x
    x = 41,771,074,201.23/302,432.30
  6. Step 6: Final answer
    x = 138,117.11

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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.