Home / 181,026.34-249,796.07-100,457.26

Finding the Fourth Proportional to 181,026.34, 249,796.07 and 100,457.26

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Solution

The fourth proportional to 181,026.34, 249,796.07 and 100,457.26 is: 138,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,026.34 : 249,796.07 = 100,457.26 : x
  2. Step 2: Convert to fraction form
    181,026.34/249,796.07 = 100,457.26/x
  3. Step 3: Cross multiply
    181,026.34x = 249,796.07 × 100,457.26
  4. Step 4: Simplify right side
    181,026.34x = 25,093,828,377.62
  5. Step 5: Solve for x
    x = 25,093,828,377.62/181,026.34
  6. Step 6: Final answer
    x = 138,619.77

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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.