Home / 247,213.32-370,600.05-89,406.69

Finding the Fourth Proportional to 247,213.32, 370,600.05 and 89,406.69

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Solution

The fourth proportional to 247,213.32, 370,600.05 and 89,406.69 is: 134,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,213.32 : 370,600.05 = 89,406.69 : x
  2. Step 2: Convert to fraction form
    247,213.32/370,600.05 = 89,406.69/x
  3. Step 3: Cross multiply
    247,213.32x = 370,600.05 × 89,406.69
  4. Step 4: Simplify right side
    247,213.32x = 33,134,123,784.33
  5. Step 5: Solve for x
    x = 33,134,123,784.33/247,213.32
  6. Step 6: Final answer
    x = 134,030.50

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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.