Home / 160,975.19-222,044.71-103,688.75

Finding the Fourth Proportional to 160,975.19, 222,044.71 and 103,688.75

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Solution

The fourth proportional to 160,975.19, 222,044.71 and 103,688.75 is: 143,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,975.19 : 222,044.71 = 103,688.75 : x
  2. Step 2: Convert to fraction form
    160,975.19/222,044.71 = 103,688.75/x
  3. Step 3: Cross multiply
    160,975.19x = 222,044.71 × 103,688.75
  4. Step 4: Simplify right side
    160,975.19x = 23,023,538,424.01
  5. Step 5: Solve for x
    x = 23,023,538,424.01/160,975.19
  6. Step 6: Final answer
    x = 143,025.38

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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.