Home / 116,462.11-160,716.74-65,475.06

Finding the Fourth Proportional to 116,462.11, 160,716.74 and 65,475.06

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Solution

The fourth proportional to 116,462.11, 160,716.74 and 65,475.06 is: 90,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,462.11 : 160,716.74 = 65,475.06 : x
  2. Step 2: Convert to fraction form
    116,462.11/160,716.74 = 65,475.06/x
  3. Step 3: Cross multiply
    116,462.11x = 160,716.74 × 65,475.06
  4. Step 4: Simplify right side
    116,462.11x = 10,522,937,867.13
  5. Step 5: Solve for x
    x = 10,522,937,867.13/116,462.11
  6. Step 6: Final answer
    x = 90,355.04

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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.