Home / 129,204.90-193,748.67-46,101.06

Finding the Fourth Proportional to 129,204.90, 193,748.67 and 46,101.06

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Solution

The fourth proportional to 129,204.90, 193,748.67 and 46,101.06 is: 69,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,204.90 : 193,748.67 = 46,101.06 : x
  2. Step 2: Convert to fraction form
    129,204.90/193,748.67 = 46,101.06/x
  3. Step 3: Cross multiply
    129,204.90x = 193,748.67 × 46,101.06
  4. Step 4: Simplify right side
    129,204.90x = 8,932,019,060.59
  5. Step 5: Solve for x
    x = 8,932,019,060.59/129,204.90
  6. Step 6: Final answer
    x = 69,130.65

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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.