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Finding the Fourth Proportional to 134,330, 184,196.52 and 130,830.80

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Solution

The fourth proportional to 134,330, 184,196.52 and 130,830.80 is: 179,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,330 : 184,196.52 = 130,830.80 : x
  2. Step 2: Convert to fraction form
    134,330/184,196.52 = 130,830.80/x
  3. Step 3: Cross multiply
    134,330x = 184,196.52 × 130,830.80
  4. Step 4: Simplify right side
    134,330x = 24,098,578,068.82
  5. Step 5: Solve for x
    x = 24,098,578,068.82/134,330
  6. Step 6: Final answer
    x = 179,398.33

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.