Home / 164,816.20-247,224.30-89,907.40

Finding the Fourth Proportional to 164,816.20, 247,224.30 and 89,907.40

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Solution

The fourth proportional to 164,816.20, 247,224.30 and 89,907.40 is: 134,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,816.20 : 247,224.30 = 89,907.40 : x
  2. Step 2: Convert to fraction form
    164,816.20/247,224.30 = 89,907.40/x
  3. Step 3: Cross multiply
    164,816.20x = 247,224.30 × 89,907.40
  4. Step 4: Simplify right side
    164,816.20x = 22,227,294,029.82
  5. Step 5: Solve for x
    x = 22,227,294,029.82/164,816.20
  6. Step 6: Final answer
    x = 134,861.10

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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.