Home / 247,205.25-370,587.96-89,398.62

Finding the Fourth Proportional to 247,205.25, 370,587.96 and 89,398.62

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Solution

The fourth proportional to 247,205.25, 370,587.96 and 89,398.62 is: 134,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,205.25 : 370,587.96 = 89,398.62 : x
  2. Step 2: Convert to fraction form
    247,205.25/370,587.96 = 89,398.62/x
  3. Step 3: Cross multiply
    247,205.25x = 370,587.96 × 89,398.62
  4. Step 4: Simplify right side
    247,205.25x = 33,130,052,212.62
  5. Step 5: Solve for x
    x = 33,130,052,212.62/247,205.25
  6. Step 6: Final answer
    x = 134,018.40

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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.