Home / 90,446.89-124,808.46-50,160.53

Finding the Fourth Proportional to 90,446.89, 124,808.46 and 50,160.53

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Solution

The fourth proportional to 90,446.89, 124,808.46 and 50,160.53 is: 69,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,446.89 : 124,808.46 = 50,160.53 : x
  2. Step 2: Convert to fraction form
    90,446.89/124,808.46 = 50,160.53/x
  3. Step 3: Cross multiply
    90,446.89x = 124,808.46 × 50,160.53
  4. Step 4: Simplify right side
    90,446.89x = 6,260,457,878.04
  5. Step 5: Solve for x
    x = 6,260,457,878.04/90,446.89
  6. Step 6: Final answer
    x = 69,216.95

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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.