Home / 68,048.80-93,881.52-50,186.32

Finding the Fourth Proportional to 68,048.80, 93,881.52 and 50,186.32

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Solution

The fourth proportional to 68,048.80, 93,881.52 and 50,186.32 is: 69,238.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,048.80 : 93,881.52 = 50,186.32 : x
  2. Step 2: Convert to fraction form
    68,048.80/93,881.52 = 50,186.32/x
  3. Step 3: Cross multiply
    68,048.80x = 93,881.52 × 50,186.32
  4. Step 4: Simplify right side
    68,048.80x = 4,711,568,004.81
  5. Step 5: Solve for x
    x = 4,711,568,004.81/68,048.80
  6. Step 6: Final answer
    x = 69,238.08

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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.