Home / 302,078.90-416,875.65-166,104.20

Finding the Fourth Proportional to 302,078.90, 416,875.65 and 166,104.20

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Solution

The fourth proportional to 302,078.90, 416,875.65 and 166,104.20 is: 229,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,078.90 : 416,875.65 = 166,104.20 : x
  2. Step 2: Convert to fraction form
    302,078.90/416,875.65 = 166,104.20/x
  3. Step 3: Cross multiply
    302,078.90x = 416,875.65 × 166,104.20
  4. Step 4: Simplify right side
    302,078.90x = 69,244,796,762.03
  5. Step 5: Solve for x
    x = 69,244,796,762.03/302,078.90
  6. Step 6: Final answer
    x = 229,227.52

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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.