Home / 146,600.40-219,617.64-87,483.36

Finding the Fourth Proportional to 146,600.40, 219,617.64 and 87,483.36

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Solution

The fourth proportional to 146,600.40, 219,617.64 and 87,483.36 is: 131,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,600.40 : 219,617.64 = 87,483.36 : x
  2. Step 2: Convert to fraction form
    146,600.40/219,617.64 = 87,483.36/x
  3. Step 3: Cross multiply
    146,600.40x = 219,617.64 × 87,483.36
  4. Step 4: Simplify right side
    146,600.40x = 19,212,889,062.47
  5. Step 5: Solve for x
    x = 19,212,889,062.47/146,600.40
  6. Step 6: Final answer
    x = 131,056.18

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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.