Home / 181,114.47-249,933.06-100,539.92

Finding the Fourth Proportional to 181,114.47, 249,933.06 and 100,539.92

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Solution

The fourth proportional to 181,114.47, 249,933.06 and 100,539.92 is: 138,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,114.47 : 249,933.06 = 100,539.92 : x
  2. Step 2: Convert to fraction form
    181,114.47/249,933.06 = 100,539.92/x
  3. Step 3: Cross multiply
    181,114.47x = 249,933.06 × 100,539.92
  4. Step 4: Simplify right side
    181,114.47x = 25,128,250,482.59
  5. Step 5: Solve for x
    x = 25,128,250,482.59/181,114.47
  6. Step 6: Final answer
    x = 138,742.37

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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.