Home / 76,179.29-105,103.58-44,342.24

Finding the Fourth Proportional to 76,179.29, 105,103.58 and 44,342.24

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Solution

The fourth proportional to 76,179.29, 105,103.58 and 44,342.24 is: 61,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,179.29 : 105,103.58 = 44,342.24 : x
  2. Step 2: Convert to fraction form
    76,179.29/105,103.58 = 44,342.24/x
  3. Step 3: Cross multiply
    76,179.29x = 105,103.58 × 44,342.24
  4. Step 4: Simplify right side
    76,179.29x = 4,660,527,421.99
  5. Step 5: Solve for x
    x = 4,660,527,421.99/76,179.29
  6. Step 6: Final answer
    x = 61,178.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.