Home / 98,263.28-135,603.84-55,824.24

Finding the Fourth Proportional to 98,263.28, 135,603.84 and 55,824.24

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Solution

The fourth proportional to 98,263.28, 135,603.84 and 55,824.24 is: 77,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,263.28 : 135,603.84 = 55,824.24 : x
  2. Step 2: Convert to fraction form
    98,263.28/135,603.84 = 55,824.24/x
  3. Step 3: Cross multiply
    98,263.28x = 135,603.84 × 55,824.24
  4. Step 4: Simplify right side
    98,263.28x = 7,569,981,309.08
  5. Step 5: Solve for x
    x = 7,569,981,309.08/98,263.28
  6. Step 6: Final answer
    x = 77,037.74

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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.