Home / 180,744.30-249,427.13-100,183.93

Finding the Fourth Proportional to 180,744.30, 249,427.13 and 100,183.93

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Solution

The fourth proportional to 180,744.30, 249,427.13 and 100,183.93 is: 138,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,744.30 : 249,427.13 = 100,183.93 : x
  2. Step 2: Convert to fraction form
    180,744.30/249,427.13 = 100,183.93/x
  3. Step 3: Cross multiply
    180,744.30x = 249,427.13 × 100,183.93
  4. Step 4: Simplify right side
    180,744.30x = 24,988,590,132.02
  5. Step 5: Solve for x
    x = 24,988,590,132.02/180,744.30
  6. Step 6: Final answer
    x = 138,253.82

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1.5x scale

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.