Home / 160,473.22-221,435.16-88,835.30

Finding the Fourth Proportional to 160,473.22, 221,435.16 and 88,835.30

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Solution

The fourth proportional to 160,473.22, 221,435.16 and 88,835.30 is: 122,582.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,473.22 : 221,435.16 = 88,835.30 : x
  2. Step 2: Convert to fraction form
    160,473.22/221,435.16 = 88,835.30/x
  3. Step 3: Cross multiply
    160,473.22x = 221,435.16 × 88,835.30
  4. Step 4: Simplify right side
    160,473.22x = 19,671,258,869.15
  5. Step 5: Solve for x
    x = 19,671,258,869.15/160,473.22
  6. Step 6: Final answer
    x = 122,582.81

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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.