Home / 127,942.04-176,502.94-74,195.91

Finding the Fourth Proportional to 127,942.04, 176,502.94 and 74,195.91

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Solution

The fourth proportional to 127,942.04, 176,502.94 and 74,195.91 is: 102,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,942.04 : 176,502.94 = 74,195.91 : x
  2. Step 2: Convert to fraction form
    127,942.04/176,502.94 = 74,195.91/x
  3. Step 3: Cross multiply
    127,942.04x = 176,502.94 × 74,195.91
  4. Step 4: Simplify right side
    127,942.04x = 13,095,796,209.35
  5. Step 5: Solve for x
    x = 13,095,796,209.35/127,942.04
  6. Step 6: Final answer
    x = 102,357.25

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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.