Home / 151,135.86-226,702.98-72,230.52

Finding the Fourth Proportional to 151,135.86, 226,702.98 and 72,230.52

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Solution

The fourth proportional to 151,135.86, 226,702.98 and 72,230.52 is: 108,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,135.86 : 226,702.98 = 72,230.52 : x
  2. Step 2: Convert to fraction form
    151,135.86/226,702.98 = 72,230.52/x
  3. Step 3: Cross multiply
    151,135.86x = 226,702.98 × 72,230.52
  4. Step 4: Simplify right side
    151,135.86x = 16,374,874,130.95
  5. Step 5: Solve for x
    x = 16,374,874,130.95/151,135.86
  6. Step 6: Final answer
    x = 108,345.39

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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.