Home / 79,438.60-119,174.24-23,280.52

Finding the Fourth Proportional to 79,438.60, 119,174.24 and 23,280.52

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Solution

The fourth proportional to 79,438.60, 119,174.24 and 23,280.52 is: 34,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,438.60 : 119,174.24 = 23,280.52 : x
  2. Step 2: Convert to fraction form
    79,438.60/119,174.24 = 23,280.52/x
  3. Step 3: Cross multiply
    79,438.60x = 119,174.24 × 23,280.52
  4. Step 4: Simplify right side
    79,438.60x = 2,774,438,277.80
  5. Step 5: Solve for x
    x = 2,774,438,277.80/79,438.60
  6. Step 6: Final answer
    x = 34,925.57

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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.