Home / 79,528.74-119,273.43-47,516.55

Finding the Fourth Proportional to 79,528.74, 119,273.43 and 47,516.55

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Solution

The fourth proportional to 79,528.74, 119,273.43 and 47,516.55 is: 71,263.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,528.74 : 119,273.43 = 47,516.55 : x
  2. Step 2: Convert to fraction form
    79,528.74/119,273.43 = 47,516.55/x
  3. Step 3: Cross multiply
    79,528.74x = 119,273.43 × 47,516.55
  4. Step 4: Simplify right side
    79,528.74x = 5,667,461,900.27
  5. Step 5: Solve for x
    x = 5,667,461,900.27/79,528.74
  6. Step 6: Final answer
    x = 71,263.07

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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.