Home / 221,363.48-331,740.66-94,852.28

Finding the Fourth Proportional to 221,363.48, 331,740.66 and 94,852.28

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Solution

The fourth proportional to 221,363.48, 331,740.66 and 94,852.28 is: 142,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,363.48 : 331,740.66 = 94,852.28 : x
  2. Step 2: Convert to fraction form
    221,363.48/331,740.66 = 94,852.28/x
  3. Step 3: Cross multiply
    221,363.48x = 331,740.66 × 94,852.28
  4. Step 4: Simplify right side
    221,363.48x = 31,466,357,969.70
  5. Step 5: Solve for x
    x = 31,466,357,969.70/221,363.48
  6. Step 6: Final answer
    x = 142,147.92

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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.