Home / 52,095.86-78,154.58-20,933.54

Finding the Fourth Proportional to 52,095.86, 78,154.58 and 20,933.54

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Solution

The fourth proportional to 52,095.86, 78,154.58 and 20,933.54 is: 31,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,095.86 : 78,154.58 = 20,933.54 : x
  2. Step 2: Convert to fraction form
    52,095.86/78,154.58 = 20,933.54/x
  3. Step 3: Cross multiply
    52,095.86x = 78,154.58 × 20,933.54
  4. Step 4: Simplify right side
    52,095.86x = 1,636,051,635.84
  5. Step 5: Solve for x
    x = 1,636,051,635.84/52,095.86
  6. Step 6: Final answer
    x = 31,404.64

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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.