Home / 209,041.75-289,237.60-182,240.07

Finding the Fourth Proportional to 209,041.75, 289,237.60 and 182,240.07

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Solution

The fourth proportional to 209,041.75, 289,237.60 and 182,240.07 is: 252,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,041.75 : 289,237.60 = 182,240.07 : x
  2. Step 2: Convert to fraction form
    209,041.75/289,237.60 = 182,240.07/x
  3. Step 3: Cross multiply
    209,041.75x = 289,237.60 × 182,240.07
  4. Step 4: Simplify right side
    209,041.75x = 52,710,680,470.63
  5. Step 5: Solve for x
    x = 52,710,680,470.63/209,041.75
  6. Step 6: Final answer
    x = 252,153.84

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1.5x scale

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.