Home / 164,371.79-226,830.85-91,775.81

Finding the Fourth Proportional to 164,371.79, 226,830.85 and 91,775.81

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Solution

The fourth proportional to 164,371.79, 226,830.85 and 91,775.81 is: 126,649.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,371.79 : 226,830.85 = 91,775.81 : x
  2. Step 2: Convert to fraction form
    164,371.79/226,830.85 = 91,775.81/x
  3. Step 3: Cross multiply
    164,371.79x = 226,830.85 × 91,775.81
  4. Step 4: Simplify right side
    164,371.79x = 20,817,585,329.38
  5. Step 5: Solve for x
    x = 20,817,585,329.38/164,371.79
  6. Step 6: Final answer
    x = 126,649.38

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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.