Home / 117,799.72-176,674.20-38,895.28

Finding the Fourth Proportional to 117,799.72, 176,674.20 and 38,895.28

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Solution

The fourth proportional to 117,799.72, 176,674.20 and 38,895.28 is: 58,334.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,799.72 : 176,674.20 = 38,895.28 : x
  2. Step 2: Convert to fraction form
    117,799.72/176,674.20 = 38,895.28/x
  3. Step 3: Cross multiply
    117,799.72x = 176,674.20 × 38,895.28
  4. Step 4: Simplify right side
    117,799.72x = 6,871,792,477.78
  5. Step 5: Solve for x
    x = 6,871,792,477.78/117,799.72
  6. Step 6: Final answer
    x = 58,334.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.