Home / 77,426.95-106,863.77-50,522.75

Finding the Fourth Proportional to 77,426.95, 106,863.77 and 50,522.75

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Solution

The fourth proportional to 77,426.95, 106,863.77 and 50,522.75 is: 69,730.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,426.95 : 106,863.77 = 50,522.75 : x
  2. Step 2: Convert to fraction form
    77,426.95/106,863.77 = 50,522.75/x
  3. Step 3: Cross multiply
    77,426.95x = 106,863.77 × 50,522.75
  4. Step 4: Simplify right side
    77,426.95x = 5,399,051,535.77
  5. Step 5: Solve for x
    x = 5,399,051,535.77/77,426.95
  6. Step 6: Final answer
    x = 69,730.91

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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.