Home / 181,055.44-249,849.12-100,486.36

Finding the Fourth Proportional to 181,055.44, 249,849.12 and 100,486.36

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Solution

The fourth proportional to 181,055.44, 249,849.12 and 100,486.36 is: 138,667.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,055.44 : 249,849.12 = 100,486.36 : x
  2. Step 2: Convert to fraction form
    181,055.44/249,849.12 = 100,486.36/x
  3. Step 3: Cross multiply
    181,055.44x = 249,849.12 × 100,486.36
  4. Step 4: Simplify right side
    181,055.44x = 25,106,428,618.00
  5. Step 5: Solve for x
    x = 25,106,428,618.00/181,055.44
  6. Step 6: Final answer
    x = 138,667.08

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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.