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Finding the Fourth Proportional to 305,851.01, 458,523.90 and 134,951.04

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Solution

The fourth proportional to 305,851.01, 458,523.90 and 134,951.04 is: 202,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,851.01 : 458,523.90 = 134,951.04 : x
  2. Step 2: Convert to fraction form
    305,851.01/458,523.90 = 134,951.04/x
  3. Step 3: Cross multiply
    305,851.01x = 458,523.90 × 134,951.04
  4. Step 4: Simplify right side
    305,851.01x = 61,878,277,169.86
  5. Step 5: Solve for x
    x = 61,878,277,169.86/305,851.01
  6. Step 6: Final answer
    x = 202,315.10

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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.