Home / 79,682.32-119,509.64-29,762.85

Finding the Fourth Proportional to 79,682.32, 119,509.64 and 29,762.85

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Solution

The fourth proportional to 79,682.32, 119,509.64 and 29,762.85 is: 44,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,682.32 : 119,509.64 = 29,762.85 : x
  2. Step 2: Convert to fraction form
    79,682.32/119,509.64 = 29,762.85/x
  3. Step 3: Cross multiply
    79,682.32x = 119,509.64 × 29,762.85
  4. Step 4: Simplify right side
    79,682.32x = 3,556,947,353.47
  5. Step 5: Solve for x
    x = 3,556,947,353.47/79,682.32
  6. Step 6: Final answer
    x = 44,639.10

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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.