Home / 161,146.83-222,386.58-88,549.13

Finding the Fourth Proportional to 161,146.83, 222,386.58 and 88,549.13

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Solution

The fourth proportional to 161,146.83, 222,386.58 and 88,549.13 is: 122,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,146.83 : 222,386.58 = 88,549.13 : x
  2. Step 2: Convert to fraction form
    161,146.83/222,386.58 = 88,549.13/x
  3. Step 3: Cross multiply
    161,146.83x = 222,386.58 × 88,549.13
  4. Step 4: Simplify right side
    161,146.83x = 19,692,138,738.64
  5. Step 5: Solve for x
    x = 19,692,138,738.64/161,146.83
  6. Step 6: Final answer
    x = 122,199.98

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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.