Home / 82,867.08-114,358.80-47,054.80

Finding the Fourth Proportional to 82,867.08, 114,358.80 and 47,054.80

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Solution

The fourth proportional to 82,867.08, 114,358.80 and 47,054.80 is: 64,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,867.08 : 114,358.80 = 47,054.80 : x
  2. Step 2: Convert to fraction form
    82,867.08/114,358.80 = 47,054.80/x
  3. Step 3: Cross multiply
    82,867.08x = 114,358.80 × 47,054.80
  4. Step 4: Simplify right side
    82,867.08x = 5,381,130,462.24
  5. Step 5: Solve for x
    x = 5,381,130,462.24/82,867.08
  6. Step 6: Final answer
    x = 64,936.89

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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.