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Finding the Fourth Proportional to 221,526.96, 332,277.48 and 116,278.80

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Solution

The fourth proportional to 221,526.96, 332,277.48 and 116,278.80 is: 174,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,526.96 : 332,277.48 = 116,278.80 : x
  2. Step 2: Convert to fraction form
    221,526.96/332,277.48 = 116,278.80/x
  3. Step 3: Cross multiply
    221,526.96x = 332,277.48 × 116,278.80
  4. Step 4: Simplify right side
    221,526.96x = 38,636,826,641.42
  5. Step 5: Solve for x
    x = 38,636,826,641.42/221,526.96
  6. Step 6: Final answer
    x = 174,411.40

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1.5x scale

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.