Home / 77,276.04-106,673.72-50,441.55

Finding the Fourth Proportional to 77,276.04, 106,673.72 and 50,441.55

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Solution

The fourth proportional to 77,276.04, 106,673.72 and 50,441.55 is: 69,630.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,276.04 : 106,673.72 = 50,441.55 : x
  2. Step 2: Convert to fraction form
    77,276.04/106,673.72 = 50,441.55/x
  3. Step 3: Cross multiply
    77,276.04x = 106,673.72 × 50,441.55
  4. Step 4: Simplify right side
    77,276.04x = 5,380,787,781.07
  5. Step 5: Solve for x
    x = 5,380,787,781.07/77,276.04
  6. Step 6: Final answer
    x = 69,630.74

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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.