Home / 95,496.47-131,788.80-52,477.78

Finding the Fourth Proportional to 95,496.47, 131,788.80 and 52,477.78

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Solution

The fourth proportional to 95,496.47, 131,788.80 and 52,477.78 is: 72,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,496.47 : 131,788.80 = 52,477.78 : x
  2. Step 2: Convert to fraction form
    95,496.47/131,788.80 = 52,477.78/x
  3. Step 3: Cross multiply
    95,496.47x = 131,788.80 × 52,477.78
  4. Step 4: Simplify right side
    95,496.47x = 6,915,983,652.86
  5. Step 5: Solve for x
    x = 6,915,983,652.86/95,496.47
  6. Step 6: Final answer
    x = 72,421.35

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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.