Home / 76,263.40-114,524.70-56,564.20

Finding the Fourth Proportional to 76,263.40, 114,524.70 and 56,564.20

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Solution

The fourth proportional to 76,263.40, 114,524.70 and 56,564.20 is: 84,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,263.40 : 114,524.70 = 56,564.20 : x
  2. Step 2: Convert to fraction form
    76,263.40/114,524.70 = 56,564.20/x
  3. Step 3: Cross multiply
    76,263.40x = 114,524.70 × 56,564.20
  4. Step 4: Simplify right side
    76,263.40x = 6,477,998,035.74
  5. Step 5: Solve for x
    x = 6,477,998,035.74/76,263.40
  6. Step 6: Final answer
    x = 84,942.42

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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.