Home / 160,943.88-222,099.22-89,323.40

Finding the Fourth Proportional to 160,943.88, 222,099.22 and 89,323.40

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Solution

The fourth proportional to 160,943.88, 222,099.22 and 89,323.40 is: 123,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,943.88 : 222,099.22 = 89,323.40 : x
  2. Step 2: Convert to fraction form
    160,943.88/222,099.22 = 89,323.40/x
  3. Step 3: Cross multiply
    160,943.88x = 222,099.22 × 89,323.40
  4. Step 4: Simplify right side
    160,943.88x = 19,838,657,467.75
  5. Step 5: Solve for x
    x = 19,838,657,467.75/160,943.88
  6. Step 6: Final answer
    x = 123,264.44

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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.