Home / 180,794.64-249,470.40-100,222.14

Finding the Fourth Proportional to 180,794.64, 249,470.40 and 100,222.14

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Solution

The fourth proportional to 180,794.64, 249,470.40 and 100,222.14 is: 138,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,794.64 : 249,470.40 = 100,222.14 : x
  2. Step 2: Convert to fraction form
    180,794.64/249,470.40 = 100,222.14/x
  3. Step 3: Cross multiply
    180,794.64x = 249,470.40 × 100,222.14
  4. Step 4: Simplify right side
    180,794.64x = 25,002,457,354.66
  5. Step 5: Solve for x
    x = 25,002,457,354.66/180,794.64
  6. Step 6: Final answer
    x = 138,292.03

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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.