Home / 141,488.57-195,090.93-112,786.02

Finding the Fourth Proportional to 141,488.57, 195,090.93 and 112,786.02

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Solution

The fourth proportional to 141,488.57, 195,090.93 and 112,786.02 is: 155,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,488.57 : 195,090.93 = 112,786.02 : x
  2. Step 2: Convert to fraction form
    141,488.57/195,090.93 = 112,786.02/x
  3. Step 3: Cross multiply
    141,488.57x = 195,090.93 × 112,786.02
  4. Step 4: Simplify right side
    141,488.57x = 22,003,529,532.80
  5. Step 5: Solve for x
    x = 22,003,529,532.80/141,488.57
  6. Step 6: Final answer
    x = 155,514.53

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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.