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Finding the Fourth Proportional to 181,073.73, 249,893.43 and 100,501.26

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Solution

The fourth proportional to 181,073.73, 249,893.43 and 100,501.26 is: 138,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,073.73 : 249,893.43 = 100,501.26 : x
  2. Step 2: Convert to fraction form
    181,073.73/249,893.43 = 100,501.26/x
  3. Step 3: Cross multiply
    181,073.73x = 249,893.43 × 100,501.26
  4. Step 4: Simplify right side
    181,073.73x = 25,114,604,580.72
  5. Step 5: Solve for x
    x = 25,114,604,580.72/181,073.73
  6. Step 6: Final answer
    x = 138,698.22

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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.