Home / 90,460.53-124,830.44-50,171.40

Finding the Fourth Proportional to 90,460.53, 124,830.44 and 50,171.40

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Solution

The fourth proportional to 90,460.53, 124,830.44 and 50,171.40 is: 69,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,460.53 : 124,830.44 = 50,171.40 : x
  2. Step 2: Convert to fraction form
    90,460.53/124,830.44 = 50,171.40/x
  3. Step 3: Cross multiply
    90,460.53x = 124,830.44 × 50,171.40
  4. Step 4: Simplify right side
    90,460.53x = 6,262,917,062.41
  5. Step 5: Solve for x
    x = 6,262,917,062.41/90,460.53
  6. Step 6: Final answer
    x = 69,233.70

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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.