Home / 91,536.94-137,326.10-49,416.12

Finding the Fourth Proportional to 91,536.94, 137,326.10 and 49,416.12

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Solution

The fourth proportional to 91,536.94, 137,326.10 and 49,416.12 is: 74,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,536.94 : 137,326.10 = 49,416.12 : x
  2. Step 2: Convert to fraction form
    91,536.94/137,326.10 = 49,416.12/x
  3. Step 3: Cross multiply
    91,536.94x = 137,326.10 × 49,416.12
  4. Step 4: Simplify right side
    91,536.94x = 6,786,123,036.73
  5. Step 5: Solve for x
    x = 6,786,123,036.73/91,536.94
  6. Step 6: Final answer
    x = 74,135.35

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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.