Home / 202,925.04-279,973.08-122,377.20

Finding the Fourth Proportional to 202,925.04, 279,973.08 and 122,377.20

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Solution

The fourth proportional to 202,925.04, 279,973.08 and 122,377.20 is: 168,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,925.04 : 279,973.08 = 122,377.20 : x
  2. Step 2: Convert to fraction form
    202,925.04/279,973.08 = 122,377.20/x
  3. Step 3: Cross multiply
    202,925.04x = 279,973.08 × 122,377.20
  4. Step 4: Simplify right side
    202,925.04x = 34,262,321,605.78
  5. Step 5: Solve for x
    x = 34,262,321,605.78/202,925.04
  6. Step 6: Final answer
    x = 168,842.26

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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.