Home / 146,202.48-219,127.01-71,210.25

Finding the Fourth Proportional to 146,202.48, 219,127.01 and 71,210.25

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Solution

The fourth proportional to 146,202.48, 219,127.01 and 71,210.25 is: 106,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,202.48 : 219,127.01 = 71,210.25 : x
  2. Step 2: Convert to fraction form
    146,202.48/219,127.01 = 71,210.25/x
  3. Step 3: Cross multiply
    146,202.48x = 219,127.01 × 71,210.25
  4. Step 4: Simplify right side
    146,202.48x = 15,604,088,807.80
  5. Step 5: Solve for x
    x = 15,604,088,807.80/146,202.48
  6. Step 6: Final answer
    x = 106,729.30

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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.