Home / 53,222.36-73,445.28-29,349.02

Finding the Fourth Proportional to 53,222.36, 73,445.28 and 29,349.02

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Solution

The fourth proportional to 53,222.36, 73,445.28 and 29,349.02 is: 40,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,222.36 : 73,445.28 = 29,349.02 : x
  2. Step 2: Convert to fraction form
    53,222.36/73,445.28 = 29,349.02/x
  3. Step 3: Cross multiply
    53,222.36x = 73,445.28 × 29,349.02
  4. Step 4: Simplify right side
    53,222.36x = 2,155,546,991.63
  5. Step 5: Solve for x
    x = 2,155,546,991.63/53,222.36
  6. Step 6: Final answer
    x = 40,500.78

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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.