Home / 53,070.18-73,218.63-32,919.81

Finding the Fourth Proportional to 53,070.18, 73,218.63 and 32,919.81

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Solution

The fourth proportional to 53,070.18, 73,218.63 and 32,919.81 is: 45,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,070.18 : 73,218.63 = 32,919.81 : x
  2. Step 2: Convert to fraction form
    53,070.18/73,218.63 = 32,919.81/x
  3. Step 3: Cross multiply
    53,070.18x = 73,218.63 × 32,919.81
  4. Step 4: Simplify right side
    53,070.18x = 2,410,343,388.06
  5. Step 5: Solve for x
    x = 2,410,343,388.06/53,070.18
  6. Step 6: Final answer
    x = 45,418.04

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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.