Home / 98,248.32-135,584.82-57,971.88

Finding the Fourth Proportional to 98,248.32, 135,584.82 and 57,971.88

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Solution

The fourth proportional to 98,248.32, 135,584.82 and 57,971.88 is: 80,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,248.32 : 135,584.82 = 57,971.88 : x
  2. Step 2: Convert to fraction form
    98,248.32/135,584.82 = 57,971.88/x
  3. Step 3: Cross multiply
    98,248.32x = 135,584.82 × 57,971.88
  4. Step 4: Simplify right side
    98,248.32x = 7,860,106,914.86
  5. Step 5: Solve for x
    x = 7,860,106,914.86/98,248.32
  6. Step 6: Final answer
    x = 80,002.46

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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.