Home / 180,733.11-249,426.09-100,168.35

Finding the Fourth Proportional to 180,733.11, 249,426.09 and 100,168.35

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Solution

The fourth proportional to 180,733.11, 249,426.09 and 100,168.35 is: 138,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,733.11 : 249,426.09 = 100,168.35 : x
  2. Step 2: Convert to fraction form
    180,733.11/249,426.09 = 100,168.35/x
  3. Step 3: Cross multiply
    180,733.11x = 249,426.09 × 100,168.35
  4. Step 4: Simplify right side
    180,733.11x = 24,984,599,882.25
  5. Step 5: Solve for x
    x = 24,984,599,882.25/180,733.11
  6. Step 6: Final answer
    x = 138,240.30

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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.