Home / 90,601.74-125,026.23-50,318.06

Finding the Fourth Proportional to 90,601.74, 125,026.23 and 50,318.06

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Solution

The fourth proportional to 90,601.74, 125,026.23 and 50,318.06 is: 69,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,601.74 : 125,026.23 = 50,318.06 : x
  2. Step 2: Convert to fraction form
    90,601.74/125,026.23 = 50,318.06/x
  3. Step 3: Cross multiply
    90,601.74x = 125,026.23 × 50,318.06
  4. Step 4: Simplify right side
    90,601.74x = 6,291,077,342.71
  5. Step 5: Solve for x
    x = 6,291,077,342.71/90,601.74
  6. Step 6: Final answer
    x = 69,436.61

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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.