Home / 180,621.88-249,247.23-100,044.70

Finding the Fourth Proportional to 180,621.88, 249,247.23 and 100,044.70

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Solution

The fourth proportional to 180,621.88, 249,247.23 and 100,044.70 is: 138,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,621.88 : 249,247.23 = 100,044.70 : x
  2. Step 2: Convert to fraction form
    180,621.88/249,247.23 = 100,044.70/x
  3. Step 3: Cross multiply
    180,621.88x = 249,247.23 × 100,044.70
  4. Step 4: Simplify right side
    180,621.88x = 24,935,864,351.18
  5. Step 5: Solve for x
    x = 24,935,864,351.18/180,621.88
  6. Step 6: Final answer
    x = 138,055.61

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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.