Home / 160,953.48-222,121.44-89,341.38

Finding the Fourth Proportional to 160,953.48, 222,121.44 and 89,341.38

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Solution

The fourth proportional to 160,953.48, 222,121.44 and 89,341.38 is: 123,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,953.48 : 222,121.44 = 89,341.38 : x
  2. Step 2: Convert to fraction form
    160,953.48/222,121.44 = 89,341.38/x
  3. Step 3: Cross multiply
    160,953.48x = 222,121.44 × 89,341.38
  4. Step 4: Simplify right side
    160,953.48x = 19,844,635,977.19
  5. Step 5: Solve for x
    x = 19,844,635,977.19/160,953.48
  6. Step 6: Final answer
    x = 123,294.23

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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.