Home / 221,830.66-332,967.93-103,585.24

Finding the Fourth Proportional to 221,830.66, 332,967.93 and 103,585.24

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Solution

The fourth proportional to 221,830.66, 332,967.93 and 103,585.24 is: 155,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,830.66 : 332,967.93 = 103,585.24 : x
  2. Step 2: Convert to fraction form
    221,830.66/332,967.93 = 103,585.24/x
  3. Step 3: Cross multiply
    221,830.66x = 332,967.93 × 103,585.24
  4. Step 4: Simplify right side
    221,830.66x = 34,490,562,941.35
  5. Step 5: Solve for x
    x = 34,490,562,941.35/221,830.66
  6. Step 6: Final answer
    x = 155,481.50

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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.