Home / 146,657.03-219,989.64-51,873.82

Finding the Fourth Proportional to 146,657.03, 219,989.64 and 51,873.82

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Solution

The fourth proportional to 146,657.03, 219,989.64 and 51,873.82 is: 77,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,657.03 : 219,989.64 = 51,873.82 : x
  2. Step 2: Convert to fraction form
    146,657.03/219,989.64 = 51,873.82/x
  3. Step 3: Cross multiply
    146,657.03x = 219,989.64 × 51,873.82
  4. Step 4: Simplify right side
    146,657.03x = 11,411,702,631.78
  5. Step 5: Solve for x
    x = 11,411,702,631.78/146,657.03
  6. Step 6: Final answer
    x = 77,812.18

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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.