Home / 88,538.07-122,168.67-49,768.22

Finding the Fourth Proportional to 88,538.07, 122,168.67 and 49,768.22

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Solution

The fourth proportional to 88,538.07, 122,168.67 and 49,768.22 is: 68,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,538.07 : 122,168.67 = 49,768.22 : x
  2. Step 2: Convert to fraction form
    88,538.07/122,168.67 = 49,768.22/x
  3. Step 3: Cross multiply
    88,538.07x = 122,168.67 × 49,768.22
  4. Step 4: Simplify right side
    88,538.07x = 6,080,117,245.67
  5. Step 5: Solve for x
    x = 6,080,117,245.67/88,538.07
  6. Step 6: Final answer
    x = 68,672.35

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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.