Home / 164,776.86-227,391.51-89,325.18

Finding the Fourth Proportional to 164,776.86, 227,391.51 and 89,325.18

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Solution

The fourth proportional to 164,776.86, 227,391.51 and 89,325.18 is: 123,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,776.86 : 227,391.51 = 89,325.18 : x
  2. Step 2: Convert to fraction form
    164,776.86/227,391.51 = 89,325.18/x
  3. Step 3: Cross multiply
    164,776.86x = 227,391.51 × 89,325.18
  4. Step 4: Simplify right side
    164,776.86x = 20,311,787,561.22
  5. Step 5: Solve for x
    x = 20,311,787,561.22/164,776.86
  6. Step 6: Final answer
    x = 123,268.45

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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.