Home / 126,338.86-174,348.93-69,750.10

Finding the Fourth Proportional to 126,338.86, 174,348.93 and 69,750.10

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Solution

The fourth proportional to 126,338.86, 174,348.93 and 69,750.10 is: 96,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,338.86 : 174,348.93 = 69,750.10 : x
  2. Step 2: Convert to fraction form
    126,338.86/174,348.93 = 69,750.10/x
  3. Step 3: Cross multiply
    126,338.86x = 174,348.93 × 69,750.10
  4. Step 4: Simplify right side
    126,338.86x = 12,160,855,302.39
  5. Step 5: Solve for x
    x = 12,160,855,302.39/126,338.86
  6. Step 6: Final answer
    x = 96,255.86

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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.