Home / 140,910.48-211,457.34-61,026.45

Finding the Fourth Proportional to 140,910.48, 211,457.34 and 61,026.45

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Solution

The fourth proportional to 140,910.48, 211,457.34 and 61,026.45 is: 91,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,910.48 : 211,457.34 = 61,026.45 : x
  2. Step 2: Convert to fraction form
    140,910.48/211,457.34 = 61,026.45/x
  3. Step 3: Cross multiply
    140,910.48x = 211,457.34 × 61,026.45
  4. Step 4: Simplify right side
    140,910.48x = 12,904,489,729.36
  5. Step 5: Solve for x
    x = 12,904,489,729.36/140,910.48
  6. Step 6: Final answer
    x = 91,579.35

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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.