Home / 144,962.67-200,048.10-81,301.85

Finding the Fourth Proportional to 144,962.67, 200,048.10 and 81,301.85

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Solution

The fourth proportional to 144,962.67, 200,048.10 and 81,301.85 is: 112,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,962.67 : 200,048.10 = 81,301.85 : x
  2. Step 2: Convert to fraction form
    144,962.67/200,048.10 = 81,301.85/x
  3. Step 3: Cross multiply
    144,962.67x = 200,048.10 × 81,301.85
  4. Step 4: Simplify right side
    144,962.67x = 16,264,279,618.74
  5. Step 5: Solve for x
    x = 16,264,279,618.74/144,962.67
  6. Step 6: Final answer
    x = 112,196.33

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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.