Home / 91,522.32-126,302.94-51,235.08

Finding the Fourth Proportional to 91,522.32, 126,302.94 and 51,235.08

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Solution

The fourth proportional to 91,522.32, 126,302.94 and 51,235.08 is: 70,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,522.32 : 126,302.94 = 51,235.08 : x
  2. Step 2: Convert to fraction form
    91,522.32/126,302.94 = 51,235.08/x
  3. Step 3: Cross multiply
    91,522.32x = 126,302.94 × 51,235.08
  4. Step 4: Simplify right side
    91,522.32x = 6,471,141,235.14
  5. Step 5: Solve for x
    x = 6,471,141,235.14/91,522.32
  6. Step 6: Final answer
    x = 70,705.61

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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.