Home / 52,208.77-78,316.32-14,771.68

Finding the Fourth Proportional to 52,208.77, 78,316.32 and 14,771.68

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Solution

The fourth proportional to 52,208.77, 78,316.32 and 14,771.68 is: 22,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208.77 : 78,316.32 = 14,771.68 : x
  2. Step 2: Convert to fraction form
    52,208.77/78,316.32 = 14,771.68/x
  3. Step 3: Cross multiply
    52,208.77x = 78,316.32 × 14,771.68
  4. Step 4: Simplify right side
    52,208.77x = 1,156,863,834.86
  5. Step 5: Solve for x
    x = 1,156,863,834.86/52,208.77
  6. Step 6: Final answer
    x = 22,158.42

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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.