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Finding the Fourth Proportional to 181,076.64, 249,898.36 and 104,621.56

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Solution

The fourth proportional to 181,076.64, 249,898.36 and 104,621.56 is: 144,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,076.64 : 249,898.36 = 104,621.56 : x
  2. Step 2: Convert to fraction form
    181,076.64/249,898.36 = 104,621.56/x
  3. Step 3: Cross multiply
    181,076.64x = 249,898.36 × 104,621.56
  4. Step 4: Simplify right side
    181,076.64x = 26,144,756,264.64
  5. Step 5: Solve for x
    x = 26,144,756,264.64/181,076.64
  6. Step 6: Final answer
    x = 144,385.03

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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.