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Finding the Fourth Proportional to 331,367.70, 497,051.55 and 94,718.10

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Solution

The fourth proportional to 331,367.70, 497,051.55 and 94,718.10 is: 142,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,367.70 : 497,051.55 = 94,718.10 : x
  2. Step 2: Convert to fraction form
    331,367.70/497,051.55 = 94,718.10/x
  3. Step 3: Cross multiply
    331,367.70x = 497,051.55 × 94,718.10
  4. Step 4: Simplify right side
    331,367.70x = 47,079,778,418.06
  5. Step 5: Solve for x
    x = 47,079,778,418.06/331,367.70
  6. Step 6: Final answer
    x = 142,077.15

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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.