Home / 158,732.90-219,061.25-104,924.60

Finding the Fourth Proportional to 158,732.90, 219,061.25 and 104,924.60

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Solution

The fourth proportional to 158,732.90, 219,061.25 and 104,924.60 is: 144,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,732.90 : 219,061.25 = 104,924.60 : x
  2. Step 2: Convert to fraction form
    158,732.90/219,061.25 = 104,924.60/x
  3. Step 3: Cross multiply
    158,732.90x = 219,061.25 × 104,924.60
  4. Step 4: Simplify right side
    158,732.90x = 22,984,914,031.75
  5. Step 5: Solve for x
    x = 22,984,914,031.75/158,732.90
  6. Step 6: Final answer
    x = 144,802.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.