Home / 146,220.26-219,411.49-71,341.02

Finding the Fourth Proportional to 146,220.26, 219,411.49 and 71,341.02

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Solution

The fourth proportional to 146,220.26, 219,411.49 and 71,341.02 is: 107,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,220.26 : 219,411.49 = 71,341.02 : x
  2. Step 2: Convert to fraction form
    146,220.26/219,411.49 = 71,341.02/x
  3. Step 3: Cross multiply
    146,220.26x = 219,411.49 × 71,341.02
  4. Step 4: Simplify right side
    146,220.26x = 15,653,039,496.32
  5. Step 5: Solve for x
    x = 15,653,039,496.32/146,220.26
  6. Step 6: Final answer
    x = 107,051.10

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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.