Home / 160,898.47-222,039.17-89,278.32

Finding the Fourth Proportional to 160,898.47, 222,039.17 and 89,278.32

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Solution

The fourth proportional to 160,898.47, 222,039.17 and 89,278.32 is: 123,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,898.47 : 222,039.17 = 89,278.32 : x
  2. Step 2: Convert to fraction form
    160,898.47/222,039.17 = 89,278.32/x
  3. Step 3: Cross multiply
    160,898.47x = 222,039.17 × 89,278.32
  4. Step 4: Simplify right side
    160,898.47x = 19,823,284,046.06
  5. Step 5: Solve for x
    x = 19,823,284,046.06/160,898.47
  6. Step 6: Final answer
    x = 123,203.68

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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.