Home / 98,946.42-136,508.22-73,166.82

Finding the Fourth Proportional to 98,946.42, 136,508.22 and 73,166.82

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Solution

The fourth proportional to 98,946.42, 136,508.22 and 73,166.82 is: 100,942.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,946.42 : 136,508.22 = 73,166.82 : x
  2. Step 2: Convert to fraction form
    98,946.42/136,508.22 = 73,166.82/x
  3. Step 3: Cross multiply
    98,946.42x = 136,508.22 × 73,166.82
  4. Step 4: Simplify right side
    98,946.42x = 9,987,872,361.26
  5. Step 5: Solve for x
    x = 9,987,872,361.26/98,946.42
  6. Step 6: Final answer
    x = 100,942.23

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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.