Home / 94,756.56-142,085.16-47,320.80

Finding the Fourth Proportional to 94,756.56, 142,085.16 and 47,320.80

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Solution

The fourth proportional to 94,756.56, 142,085.16 and 47,320.80 is: 70,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,756.56 : 142,085.16 = 47,320.80 : x
  2. Step 2: Convert to fraction form
    94,756.56/142,085.16 = 47,320.80/x
  3. Step 3: Cross multiply
    94,756.56x = 142,085.16 × 47,320.80
  4. Step 4: Simplify right side
    94,756.56x = 6,723,583,439.33
  5. Step 5: Solve for x
    x = 6,723,583,439.33/94,756.56
  6. Step 6: Final answer
    x = 70,956.39

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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.