Home / 247,222.32-370,613.55-89,415.69

Finding the Fourth Proportional to 247,222.32, 370,613.55 and 89,415.69

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Solution

The fourth proportional to 247,222.32, 370,613.55 and 89,415.69 is: 134,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,222.32 : 370,613.55 = 89,415.69 : x
  2. Step 2: Convert to fraction form
    247,222.32/370,613.55 = 89,415.69/x
  3. Step 3: Cross multiply
    247,222.32x = 370,613.55 × 89,415.69
  4. Step 4: Simplify right side
    247,222.32x = 33,138,666,296.60
  5. Step 5: Solve for x
    x = 33,138,666,296.60/247,222.32
  6. Step 6: Final answer
    x = 134,043.99

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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.