Home / 98,845.62-136,407.20-53,524.16

Finding the Fourth Proportional to 98,845.62, 136,407.20 and 53,524.16

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Solution

The fourth proportional to 98,845.62, 136,407.20 and 53,524.16 is: 73,863.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,845.62 : 136,407.20 = 53,524.16 : x
  2. Step 2: Convert to fraction form
    98,845.62/136,407.20 = 53,524.16/x
  3. Step 3: Cross multiply
    98,845.62x = 136,407.20 × 53,524.16
  4. Step 4: Simplify right side
    98,845.62x = 7,301,080,797.95
  5. Step 5: Solve for x
    x = 7,301,080,797.95/98,845.62
  6. Step 6: Final answer
    x = 73,863.47

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1.5x scale

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.