Home / 98,944.74-136,548.18-70,295.04

Finding the Fourth Proportional to 98,944.74, 136,548.18 and 70,295.04

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Solution

The fourth proportional to 98,944.74, 136,548.18 and 70,295.04 is: 97,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,944.74 : 136,548.18 = 70,295.04 : x
  2. Step 2: Convert to fraction form
    98,944.74/136,548.18 = 70,295.04/x
  3. Step 3: Cross multiply
    98,944.74x = 136,548.18 × 70,295.04
  4. Step 4: Simplify right side
    98,944.74x = 9,598,659,775.03
  5. Step 5: Solve for x
    x = 9,598,659,775.03/98,944.74
  6. Step 6: Final answer
    x = 97,010.31

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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.