Home / 168,943.02-233,047.78-108,445.74

Finding the Fourth Proportional to 168,943.02, 233,047.78 and 108,445.74

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Solution

The fourth proportional to 168,943.02, 233,047.78 and 108,445.74 is: 149,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,943.02 : 233,047.78 = 108,445.74 : x
  2. Step 2: Convert to fraction form
    168,943.02/233,047.78 = 108,445.74/x
  3. Step 3: Cross multiply
    168,943.02x = 233,047.78 × 108,445.74
  4. Step 4: Simplify right side
    168,943.02x = 25,273,038,422.42
  5. Step 5: Solve for x
    x = 25,273,038,422.42/168,943.02
  6. Step 6: Final answer
    x = 149,595.05

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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.