Home / 164,335.20-226,783.71-103,931.88

Finding the Fourth Proportional to 164,335.20, 226,783.71 and 103,931.88

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Solution

The fourth proportional to 164,335.20, 226,783.71 and 103,931.88 is: 143,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,335.20 : 226,783.71 = 103,931.88 : x
  2. Step 2: Convert to fraction form
    164,335.20/226,783.71 = 103,931.88/x
  3. Step 3: Cross multiply
    164,335.20x = 226,783.71 × 103,931.88
  4. Step 4: Simplify right side
    164,335.20x = 23,570,057,333.67
  5. Step 5: Solve for x
    x = 23,570,057,333.67/164,335.20
  6. Step 6: Final answer
    x = 143,426.71

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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.