Home / 52,101.86-78,088.66-29,631.39

Finding the Fourth Proportional to 52,101.86, 78,088.66 and 29,631.39

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Solution

The fourth proportional to 52,101.86, 78,088.66 and 29,631.39 is: 44,410.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,101.86 : 78,088.66 = 29,631.39 : x
  2. Step 2: Convert to fraction form
    52,101.86/78,088.66 = 29,631.39/x
  3. Step 3: Cross multiply
    52,101.86x = 78,088.66 × 29,631.39
  4. Step 4: Simplify right side
    52,101.86x = 2,313,875,390.88
  5. Step 5: Solve for x
    x = 2,313,875,390.88/52,101.86
  6. Step 6: Final answer
    x = 44,410.61

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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.