Home / 126,110.10-174,026.64-68,748.18

Finding the Fourth Proportional to 126,110.10, 174,026.64 and 68,748.18

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Solution

The fourth proportional to 126,110.10, 174,026.64 and 68,748.18 is: 94,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,110.10 : 174,026.64 = 68,748.18 : x
  2. Step 2: Convert to fraction form
    126,110.10/174,026.64 = 68,748.18/x
  3. Step 3: Cross multiply
    126,110.10x = 174,026.64 × 68,748.18
  4. Step 4: Simplify right side
    126,110.10x = 11,964,014,771.52
  5. Step 5: Solve for x
    x = 11,964,014,771.52/126,110.10
  6. Step 6: Final answer
    x = 94,869.60

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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.