Home / 181,134.06-249,973.08-100,562.70

Finding the Fourth Proportional to 181,134.06, 249,973.08 and 100,562.70

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Solution

The fourth proportional to 181,134.06, 249,973.08 and 100,562.70 is: 138,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,134.06 : 249,973.08 = 100,562.70 : x
  2. Step 2: Convert to fraction form
    181,134.06/249,973.08 = 100,562.70/x
  3. Step 3: Cross multiply
    181,134.06x = 249,973.08 × 100,562.70
  4. Step 4: Simplify right side
    181,134.06x = 25,137,967,852.12
  5. Step 5: Solve for x
    x = 25,137,967,852.12/181,134.06
  6. Step 6: Final answer
    x = 138,781.01

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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.