Home / 161,147.04-222,320.88-118,806.24

Finding the Fourth Proportional to 161,147.04, 222,320.88 and 118,806.24

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Solution

The fourth proportional to 161,147.04, 222,320.88 and 118,806.24 is: 163,906.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,147.04 : 222,320.88 = 118,806.24 : x
  2. Step 2: Convert to fraction form
    161,147.04/222,320.88 = 118,806.24/x
  3. Step 3: Cross multiply
    161,147.04x = 222,320.88 × 118,806.24
  4. Step 4: Simplify right side
    161,147.04x = 26,413,107,826.29
  5. Step 5: Solve for x
    x = 26,413,107,826.29/161,147.04
  6. Step 6: Final answer
    x = 163,906.88

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1.5x scale

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.