Home / 77,086.60-106,397.28-50,182.25

Finding the Fourth Proportional to 77,086.60, 106,397.28 and 50,182.25

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Solution

The fourth proportional to 77,086.60, 106,397.28 and 50,182.25 is: 69,263.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,086.60 : 106,397.28 = 50,182.25 : x
  2. Step 2: Convert to fraction form
    77,086.60/106,397.28 = 50,182.25/x
  3. Step 3: Cross multiply
    77,086.60x = 106,397.28 × 50,182.25
  4. Step 4: Simplify right side
    77,086.60x = 5,339,254,372.29
  5. Step 5: Solve for x
    x = 5,339,254,372.29/77,086.60
  6. Step 6: Final answer
    x = 69,263.07

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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.