Home / 265,244.37-397,721.13-105,158.13

Finding the Fourth Proportional to 265,244.37, 397,721.13 and 105,158.13

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Solution

The fourth proportional to 265,244.37, 397,721.13 and 105,158.13 is: 157,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,244.37 : 397,721.13 = 105,158.13 : x
  2. Step 2: Convert to fraction form
    265,244.37/397,721.13 = 105,158.13/x
  3. Step 3: Cross multiply
    265,244.37x = 397,721.13 × 105,158.13
  4. Step 4: Simplify right side
    265,244.37x = 41,823,610,292.29
  5. Step 5: Solve for x
    x = 41,823,610,292.29/265,244.37
  6. Step 6: Final answer
    x = 157,679.54

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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.