Home / 119,485.17-164,900.16-68,515.92

Finding the Fourth Proportional to 119,485.17, 164,900.16 and 68,515.92

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Solution

The fourth proportional to 119,485.17, 164,900.16 and 68,515.92 is: 94,558.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,485.17 : 164,900.16 = 68,515.92 : x
  2. Step 2: Convert to fraction form
    119,485.17/164,900.16 = 68,515.92/x
  3. Step 3: Cross multiply
    119,485.17x = 164,900.16 × 68,515.92
  4. Step 4: Simplify right side
    119,485.17x = 11,298,286,170.55
  5. Step 5: Solve for x
    x = 11,298,286,170.55/119,485.17
  6. Step 6: Final answer
    x = 94,558.06

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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.