Home / 95,026.56-131,127.76-56,778.50

Finding the Fourth Proportional to 95,026.56, 131,127.76 and 56,778.50

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Solution

The fourth proportional to 95,026.56, 131,127.76 and 56,778.50 is: 78,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,026.56 : 131,127.76 = 56,778.50 : x
  2. Step 2: Convert to fraction form
    95,026.56/131,127.76 = 56,778.50/x
  3. Step 3: Cross multiply
    95,026.56x = 131,127.76 × 56,778.50
  4. Step 4: Simplify right side
    95,026.56x = 7,445,237,521.16
  5. Step 5: Solve for x
    x = 7,445,237,521.16/95,026.56
  6. Step 6: Final answer
    x = 78,349.02

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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.