Home / 47,079.45-64,966.73-43,317.81

Finding the Fourth Proportional to 47,079.45, 64,966.73 and 43,317.81

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Solution

The fourth proportional to 47,079.45, 64,966.73 and 43,317.81 is: 59,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.45 : 64,966.73 = 43,317.81 : x
  2. Step 2: Convert to fraction form
    47,079.45/64,966.73 = 43,317.81/x
  3. Step 3: Cross multiply
    47,079.45x = 64,966.73 × 43,317.81
  4. Step 4: Simplify right side
    47,079.45x = 2,814,216,249.87
  5. Step 5: Solve for x
    x = 2,814,216,249.87/47,079.45
  6. Step 6: Final answer
    x = 59,775.89

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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.