Home / 180,537.68-249,145.89-98,869.37

Finding the Fourth Proportional to 180,537.68, 249,145.89 and 98,869.37

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Solution

The fourth proportional to 180,537.68, 249,145.89 and 98,869.37 is: 136,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,537.68 : 249,145.89 = 98,869.37 : x
  2. Step 2: Convert to fraction form
    180,537.68/249,145.89 = 98,869.37/x
  3. Step 3: Cross multiply
    180,537.68x = 249,145.89 × 98,869.37
  4. Step 4: Simplify right side
    180,537.68x = 24,632,895,936.66
  5. Step 5: Solve for x
    x = 24,632,895,936.66/180,537.68
  6. Step 6: Final answer
    x = 136,441.86

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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.