Home / 261,851.12-361,370.03-197,206.34

Finding the Fourth Proportional to 261,851.12, 361,370.03 and 197,206.34

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Solution

The fourth proportional to 261,851.12, 361,370.03 and 197,206.34 is: 272,156.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,851.12 : 361,370.03 = 197,206.34 : x
  2. Step 2: Convert to fraction form
    261,851.12/361,370.03 = 197,206.34/x
  3. Step 3: Cross multiply
    261,851.12x = 361,370.03 × 197,206.34
  4. Step 4: Simplify right side
    261,851.12x = 71,264,461,043.29
  5. Step 5: Solve for x
    x = 71,264,461,043.29/261,851.12
  6. Step 6: Final answer
    x = 272,156.41

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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.