Home / 151,320.78-226,983-51,483.02

Finding the Fourth Proportional to 151,320.78, 226,983 and 51,483.02

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Solution

The fourth proportional to 151,320.78, 226,983 and 51,483.02 is: 77,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,320.78 : 226,983 = 51,483.02 : x
  2. Step 2: Convert to fraction form
    151,320.78/226,983 = 51,483.02/x
  3. Step 3: Cross multiply
    151,320.78x = 226,983 × 51,483.02
  4. Step 4: Simplify right side
    151,320.78x = 11,685,769,193.75
  5. Step 5: Solve for x
    x = 11,685,769,193.75/151,320.78
  6. Step 6: Final answer
    x = 77,225.15

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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.