Home / 83,349.42-125,045.63-30,039.27

Finding the Fourth Proportional to 83,349.42, 125,045.63 and 30,039.27

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Solution

The fourth proportional to 83,349.42, 125,045.63 and 30,039.27 is: 45,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,349.42 : 125,045.63 = 30,039.27 : x
  2. Step 2: Convert to fraction form
    83,349.42/125,045.63 = 30,039.27/x
  3. Step 3: Cross multiply
    83,349.42x = 125,045.63 × 30,039.27
  4. Step 4: Simplify right side
    83,349.42x = 3,756,279,441.89
  5. Step 5: Solve for x
    x = 3,756,279,441.89/83,349.42
  6. Step 6: Final answer
    x = 45,066.65

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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.