Home / 85,068.15-117,397.94-47,344.83

Finding the Fourth Proportional to 85,068.15, 117,397.94 and 47,344.83

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Solution

The fourth proportional to 85,068.15, 117,397.94 and 47,344.83 is: 65,338.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,068.15 : 117,397.94 = 47,344.83 : x
  2. Step 2: Convert to fraction form
    85,068.15/117,397.94 = 47,344.83/x
  3. Step 3: Cross multiply
    85,068.15x = 117,397.94 × 47,344.83
  4. Step 4: Simplify right side
    85,068.15x = 5,558,185,274.93
  5. Step 5: Solve for x
    x = 5,558,185,274.93/85,068.15
  6. Step 6: Final answer
    x = 65,338.03

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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.