Home / 76,935.67-106,188.94-45,114.82

Finding the Fourth Proportional to 76,935.67, 106,188.94 and 45,114.82

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Solution

The fourth proportional to 76,935.67, 106,188.94 and 45,114.82 is: 62,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,935.67 : 106,188.94 = 45,114.82 : x
  2. Step 2: Convert to fraction form
    76,935.67/106,188.94 = 45,114.82/x
  3. Step 3: Cross multiply
    76,935.67x = 106,188.94 × 45,114.82
  4. Step 4: Simplify right side
    76,935.67x = 4,790,695,302.32
  5. Step 5: Solve for x
    x = 4,790,695,302.32/76,935.67
  6. Step 6: Final answer
    x = 62,268.84

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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.