Home / 90,448.76-124,826.95-50,175.49

Finding the Fourth Proportional to 90,448.76, 124,826.95 and 50,175.49

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Solution

The fourth proportional to 90,448.76, 124,826.95 and 50,175.49 is: 69,246.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,448.76 : 124,826.95 = 50,175.49 : x
  2. Step 2: Convert to fraction form
    90,448.76/124,826.95 = 50,175.49/x
  3. Step 3: Cross multiply
    90,448.76x = 124,826.95 × 50,175.49
  4. Step 4: Simplify right side
    90,448.76x = 6,263,253,381.46
  5. Step 5: Solve for x
    x = 6,263,253,381.46/90,448.76
  6. Step 6: Final answer
    x = 69,246.43

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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.