Home / 146,872.61-220,305.26-47,032.41

Finding the Fourth Proportional to 146,872.61, 220,305.26 and 47,032.41

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Solution

The fourth proportional to 146,872.61, 220,305.26 and 47,032.41 is: 70,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,872.61 : 220,305.26 = 47,032.41 : x
  2. Step 2: Convert to fraction form
    146,872.61/220,305.26 = 47,032.41/x
  3. Step 3: Cross multiply
    146,872.61x = 220,305.26 × 47,032.41
  4. Step 4: Simplify right side
    146,872.61x = 10,361,487,078.31
  5. Step 5: Solve for x
    x = 10,361,487,078.31/146,872.61
  6. Step 6: Final answer
    x = 70,547.45

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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.