Home / 298,416.47-447,637.05-88,054.41

Finding the Fourth Proportional to 298,416.47, 447,637.05 and 88,054.41

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Solution

The fourth proportional to 298,416.47, 447,637.05 and 88,054.41 is: 132,085.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,416.47 : 447,637.05 = 88,054.41 : x
  2. Step 2: Convert to fraction form
    298,416.47/447,637.05 = 88,054.41/x
  3. Step 3: Cross multiply
    298,416.47x = 447,637.05 × 88,054.41
  4. Step 4: Simplify right side
    298,416.47x = 39,416,416,331.89
  5. Step 5: Solve for x
    x = 39,416,416,331.89/298,416.47
  6. Step 6: Final answer
    x = 132,085.26

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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.