Home / 76,175.86-105,232.20-60,842.26

Finding the Fourth Proportional to 76,175.86, 105,232.20 and 60,842.26

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Solution

The fourth proportional to 76,175.86, 105,232.20 and 60,842.26 is: 84,049.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,175.86 : 105,232.20 = 60,842.26 : x
  2. Step 2: Convert to fraction form
    76,175.86/105,232.20 = 60,842.26/x
  3. Step 3: Cross multiply
    76,175.86x = 105,232.20 × 60,842.26
  4. Step 4: Simplify right side
    76,175.86x = 6,402,564,872.77
  5. Step 5: Solve for x
    x = 6,402,564,872.77/76,175.86
  6. Step 6: Final answer
    x = 84,049.79

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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.