Home / 228,115.73-314,695.07-147,569.22

Finding the Fourth Proportional to 228,115.73, 314,695.07 and 147,569.22

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Solution

The fourth proportional to 228,115.73, 314,695.07 and 147,569.22 is: 203,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,115.73 : 314,695.07 = 147,569.22 : x
  2. Step 2: Convert to fraction form
    228,115.73/314,695.07 = 147,569.22/x
  3. Step 3: Cross multiply
    228,115.73x = 314,695.07 × 147,569.22
  4. Step 4: Simplify right side
    228,115.73x = 46,439,306,066.64
  5. Step 5: Solve for x
    x = 46,439,306,066.64/228,115.73
  6. Step 6: Final answer
    x = 203,577.84

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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.