Home / 160,578.12-221,599.52-88,962.37

Finding the Fourth Proportional to 160,578.12, 221,599.52 and 88,962.37

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Solution

The fourth proportional to 160,578.12, 221,599.52 and 88,962.37 is: 122,769.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,578.12 : 221,599.52 = 88,962.37 : x
  2. Step 2: Convert to fraction form
    160,578.12/221,599.52 = 88,962.37/x
  3. Step 3: Cross multiply
    160,578.12x = 221,599.52 × 88,962.37
  4. Step 4: Simplify right side
    160,578.12x = 19,714,018,490.06
  5. Step 5: Solve for x
    x = 19,714,018,490.06/160,578.12
  6. Step 6: Final answer
    x = 122,769.02

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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.