Home / 261,943.02-361,755.84-180,483.09

Finding the Fourth Proportional to 261,943.02, 361,755.84 and 180,483.09

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Solution

The fourth proportional to 261,943.02, 361,755.84 and 180,483.09 is: 249,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,943.02 : 361,755.84 = 180,483.09 : x
  2. Step 2: Convert to fraction form
    261,943.02/361,755.84 = 180,483.09/x
  3. Step 3: Cross multiply
    261,943.02x = 361,755.84 × 180,483.09
  4. Step 4: Simplify right side
    261,943.02x = 65,290,811,828.75
  5. Step 5: Solve for x
    x = 65,290,811,828.75/261,943.02
  6. Step 6: Final answer
    x = 249,255.78

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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.