Home / 89,378.07-134,065.05-44,992.90

Finding the Fourth Proportional to 89,378.07, 134,065.05 and 44,992.90

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Solution

The fourth proportional to 89,378.07, 134,065.05 and 44,992.90 is: 67,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,378.07 : 134,065.05 = 44,992.90 : x
  2. Step 2: Convert to fraction form
    89,378.07/134,065.05 = 44,992.90/x
  3. Step 3: Cross multiply
    89,378.07x = 134,065.05 × 44,992.90
  4. Step 4: Simplify right side
    89,378.07x = 6,031,975,513.55
  5. Step 5: Solve for x
    x = 6,031,975,513.55/89,378.07
  6. Step 6: Final answer
    x = 67,488.32

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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.