Home / 292,868.08-404,048.28-172,013.20

Finding the Fourth Proportional to 292,868.08, 404,048.28 and 172,013.20

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Solution

The fourth proportional to 292,868.08, 404,048.28 and 172,013.20 is: 237,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,868.08 : 404,048.28 = 172,013.20 : x
  2. Step 2: Convert to fraction form
    292,868.08/404,048.28 = 172,013.20/x
  3. Step 3: Cross multiply
    292,868.08x = 404,048.28 × 172,013.20
  4. Step 4: Simplify right side
    292,868.08x = 69,501,637,597.30
  5. Step 5: Solve for x
    x = 69,501,637,597.30/292,868.08
  6. Step 6: Final answer
    x = 237,313.80

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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.