Home / 88,768.13-122,503.66-51,042.38

Finding the Fourth Proportional to 88,768.13, 122,503.66 and 51,042.38

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Solution

The fourth proportional to 88,768.13, 122,503.66 and 51,042.38 is: 70,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,768.13 : 122,503.66 = 51,042.38 : x
  2. Step 2: Convert to fraction form
    88,768.13/122,503.66 = 51,042.38/x
  3. Step 3: Cross multiply
    88,768.13x = 122,503.66 × 51,042.38
  4. Step 4: Simplify right side
    88,768.13x = 6,252,877,624.99
  5. Step 5: Solve for x
    x = 6,252,877,624.99/88,768.13
  6. Step 6: Final answer
    x = 70,440.57

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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.