Home / 64,717.22-89,337.32-43,508.79

Finding the Fourth Proportional to 64,717.22, 89,337.32 and 43,508.79

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Solution

The fourth proportional to 64,717.22, 89,337.32 and 43,508.79 is: 60,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,717.22 : 89,337.32 = 43,508.79 : x
  2. Step 2: Convert to fraction form
    64,717.22/89,337.32 = 43,508.79/x
  3. Step 3: Cross multiply
    64,717.22x = 89,337.32 × 43,508.79
  4. Step 4: Simplify right side
    64,717.22x = 3,886,958,030.81
  5. Step 5: Solve for x
    x = 3,886,958,030.81/64,717.22
  6. Step 6: Final answer
    x = 60,060.65

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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.