Home / 117,925.27-162,733.08-64,209.85

Finding the Fourth Proportional to 117,925.27, 162,733.08 and 64,209.85

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Solution

The fourth proportional to 117,925.27, 162,733.08 and 64,209.85 is: 88,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,925.27 : 162,733.08 = 64,209.85 : x
  2. Step 2: Convert to fraction form
    117,925.27/162,733.08 = 64,209.85/x
  3. Step 3: Cross multiply
    117,925.27x = 162,733.08 × 64,209.85
  4. Step 4: Simplify right side
    117,925.27x = 10,449,066,656.84
  5. Step 5: Solve for x
    x = 10,449,066,656.84/117,925.27
  6. Step 6: Final answer
    x = 88,607.53

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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.