Home / 182,865.78-252,373.77-105,344.10

Finding the Fourth Proportional to 182,865.78, 252,373.77 and 105,344.10

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Solution

The fourth proportional to 182,865.78, 252,373.77 and 105,344.10 is: 145,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,865.78 : 252,373.77 = 105,344.10 : x
  2. Step 2: Convert to fraction form
    182,865.78/252,373.77 = 105,344.10/x
  3. Step 3: Cross multiply
    182,865.78x = 252,373.77 × 105,344.10
  4. Step 4: Simplify right side
    182,865.78x = 26,586,087,664.26
  5. Step 5: Solve for x
    x = 26,586,087,664.26/182,865.78
  6. Step 6: Final answer
    x = 145,385.80

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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.