Home / 91,176.24-136,813.47-44,429.12

Finding the Fourth Proportional to 91,176.24, 136,813.47 and 44,429.12

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Solution

The fourth proportional to 91,176.24, 136,813.47 and 44,429.12 is: 66,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,176.24 : 136,813.47 = 44,429.12 : x
  2. Step 2: Convert to fraction form
    91,176.24/136,813.47 = 44,429.12/x
  3. Step 3: Cross multiply
    91,176.24x = 136,813.47 × 44,429.12
  4. Step 4: Simplify right side
    91,176.24x = 6,078,502,076.25
  5. Step 5: Solve for x
    x = 6,078,502,076.25/91,176.24
  6. Step 6: Final answer
    x = 66,667.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.