Home / 160,948.19-222,007.45-103,661.75

Finding the Fourth Proportional to 160,948.19, 222,007.45 and 103,661.75

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Solution

The fourth proportional to 160,948.19, 222,007.45 and 103,661.75 is: 142,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,948.19 : 222,007.45 = 103,661.75 : x
  2. Step 2: Convert to fraction form
    160,948.19/222,007.45 = 103,661.75/x
  3. Step 3: Cross multiply
    160,948.19x = 222,007.45 × 103,661.75
  4. Step 4: Simplify right side
    160,948.19x = 23,013,680,780.04
  5. Step 5: Solve for x
    x = 23,013,680,780.04/160,948.19
  6. Step 6: Final answer
    x = 142,988.13

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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.