Home / 161,043.16-222,260.06-97,381.41

Finding the Fourth Proportional to 161,043.16, 222,260.06 and 97,381.41

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Solution

The fourth proportional to 161,043.16, 222,260.06 and 97,381.41 is: 134,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,043.16 : 222,260.06 = 97,381.41 : x
  2. Step 2: Convert to fraction form
    161,043.16/222,260.06 = 97,381.41/x
  3. Step 3: Cross multiply
    161,043.16x = 222,260.06 × 97,381.41
  4. Step 4: Simplify right side
    161,043.16x = 21,643,998,029.48
  5. Step 5: Solve for x
    x = 21,643,998,029.48/161,043.16
  6. Step 6: Final answer
    x = 134,398.74

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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.