Home / 316,273.08-436,453.02-173,031.24

Finding the Fourth Proportional to 316,273.08, 436,453.02 and 173,031.24

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Solution

The fourth proportional to 316,273.08, 436,453.02 and 173,031.24 is: 238,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,273.08 : 436,453.02 = 173,031.24 : x
  2. Step 2: Convert to fraction form
    316,273.08/436,453.02 = 173,031.24/x
  3. Step 3: Cross multiply
    316,273.08x = 436,453.02 × 173,031.24
  4. Step 4: Simplify right side
    316,273.08x = 75,520,007,252.34
  5. Step 5: Solve for x
    x = 75,520,007,252.34/316,273.08
  6. Step 6: Final answer
    x = 238,781.02

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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.