Home / 77,082.54-106,371.95-46,868.73

Finding the Fourth Proportional to 77,082.54, 106,371.95 and 46,868.73

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Solution

The fourth proportional to 77,082.54, 106,371.95 and 46,868.73 is: 64,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,082.54 : 106,371.95 = 46,868.73 : x
  2. Step 2: Convert to fraction form
    77,082.54/106,371.95 = 46,868.73/x
  3. Step 3: Cross multiply
    77,082.54x = 106,371.95 × 46,868.73
  4. Step 4: Simplify right side
    77,082.54x = 4,985,517,969.78
  5. Step 5: Solve for x
    x = 4,985,517,969.78/77,082.54
  6. Step 6: Final answer
    x = 64,677.66

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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.