Home / 292,319.12-403,400.37-165,002.91

Finding the Fourth Proportional to 292,319.12, 403,400.37 and 165,002.91

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Solution

The fourth proportional to 292,319.12, 403,400.37 and 165,002.91 is: 227,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,319.12 : 403,400.37 = 165,002.91 : x
  2. Step 2: Convert to fraction form
    292,319.12/403,400.37 = 165,002.91/x
  3. Step 3: Cross multiply
    292,319.12x = 403,400.37 × 165,002.91
  4. Step 4: Simplify right side
    292,319.12x = 66,562,234,945.08
  5. Step 5: Solve for x
    x = 66,562,234,945.08/292,319.12
  6. Step 6: Final answer
    x = 227,704.01

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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.