Home / 113,192.96-169,731.12-50,810

Finding the Fourth Proportional to 113,192.96, 169,731.12 and 50,810

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Solution

The fourth proportional to 113,192.96, 169,731.12 and 50,810 is: 76,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,192.96 : 169,731.12 = 50,810 : x
  2. Step 2: Convert to fraction form
    113,192.96/169,731.12 = 50,810/x
  3. Step 3: Cross multiply
    113,192.96x = 169,731.12 × 50,810
  4. Step 4: Simplify right side
    113,192.96x = 8,624,038,207.20
  5. Step 5: Solve for x
    x = 8,624,038,207.20/113,192.96
  6. Step 6: Final answer
    x = 76,188.82

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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.