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Finding the Fourth Proportional to 232,319.53, 320,603.84 and 130,366.86

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Solution

The fourth proportional to 232,319.53, 320,603.84 and 130,366.86 is: 179,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,319.53 : 320,603.84 = 130,366.86 : x
  2. Step 2: Convert to fraction form
    232,319.53/320,603.84 = 130,366.86/x
  3. Step 3: Cross multiply
    232,319.53x = 320,603.84 × 130,366.86
  4. Step 4: Simplify right side
    232,319.53x = 41,796,115,924.74
  5. Step 5: Solve for x
    x = 41,796,115,924.74/232,319.53
  6. Step 6: Final answer
    x = 179,907.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.