Home / 91,682.76-126,524.46-51,394.68

Finding the Fourth Proportional to 91,682.76, 126,524.46 and 51,394.68

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Solution

The fourth proportional to 91,682.76, 126,524.46 and 51,394.68 is: 70,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,682.76 : 126,524.46 = 51,394.68 : x
  2. Step 2: Convert to fraction form
    91,682.76/126,524.46 = 51,394.68/x
  3. Step 3: Cross multiply
    91,682.76x = 126,524.46 × 51,394.68
  4. Step 4: Simplify right side
    91,682.76x = 6,502,684,133.87
  5. Step 5: Solve for x
    x = 6,502,684,133.87/91,682.76
  6. Step 6: Final answer
    x = 70,925.92

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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.