Home / 91,968.14-137,882.28-47,566.62

Finding the Fourth Proportional to 91,968.14, 137,882.28 and 47,566.62

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Solution

The fourth proportional to 91,968.14, 137,882.28 and 47,566.62 is: 71,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,968.14 : 137,882.28 = 47,566.62 : x
  2. Step 2: Convert to fraction form
    91,968.14/137,882.28 = 47,566.62/x
  3. Step 3: Cross multiply
    91,968.14x = 137,882.28 × 47,566.62
  4. Step 4: Simplify right side
    91,968.14x = 6,558,594,017.49
  5. Step 5: Solve for x
    x = 6,558,594,017.49/91,968.14
  6. Step 6: Final answer
    x = 71,313.76

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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.