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Finding the Fourth Proportional to 221,582.83, 332,444.18 and 168,528.94

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Solution

The fourth proportional to 221,582.83, 332,444.18 and 168,528.94 is: 252,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,582.83 : 332,444.18 = 168,528.94 : x
  2. Step 2: Convert to fraction form
    221,582.83/332,444.18 = 168,528.94/x
  3. Step 3: Cross multiply
    221,582.83x = 332,444.18 × 168,528.94
  4. Step 4: Simplify right side
    221,582.83x = 56,026,465,264.57
  5. Step 5: Solve for x
    x = 56,026,465,264.57/221,582.83
  6. Step 6: Final answer
    x = 252,846.60

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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.