Home / 208,868.36-313,302.13-75,748.23

Finding the Fourth Proportional to 208,868.36, 313,302.13 and 75,748.23

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Solution

The fourth proportional to 208,868.36, 313,302.13 and 75,748.23 is: 113,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,868.36 : 313,302.13 = 75,748.23 : x
  2. Step 2: Convert to fraction form
    208,868.36/313,302.13 = 75,748.23/x
  3. Step 3: Cross multiply
    208,868.36x = 313,302.13 × 75,748.23
  4. Step 4: Simplify right side
    208,868.36x = 23,732,081,613.36
  5. Step 5: Solve for x
    x = 23,732,081,613.36/208,868.36
  6. Step 6: Final answer
    x = 113,622.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.