Home / 180,738.14-249,420.47-100,167.44

Finding the Fourth Proportional to 180,738.14, 249,420.47 and 100,167.44

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Solution

The fourth proportional to 180,738.14, 249,420.47 and 100,167.44 is: 138,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,738.14 : 249,420.47 = 100,167.44 : x
  2. Step 2: Convert to fraction form
    180,738.14/249,420.47 = 100,167.44/x
  3. Step 3: Cross multiply
    180,738.14x = 249,420.47 × 100,167.44
  4. Step 4: Simplify right side
    180,738.14x = 24,983,808,215.56
  5. Step 5: Solve for x
    x = 24,983,808,215.56/180,738.14
  6. Step 6: Final answer
    x = 138,232.08

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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.