Home / 53,064.64-73,232.70-31,548.64

Finding the Fourth Proportional to 53,064.64, 73,232.70 and 31,548.64

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Solution

The fourth proportional to 53,064.64, 73,232.70 and 31,548.64 is: 43,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,064.64 : 73,232.70 = 31,548.64 : x
  2. Step 2: Convert to fraction form
    53,064.64/73,232.70 = 31,548.64/x
  3. Step 3: Cross multiply
    53,064.64x = 73,232.70 × 31,548.64
  4. Step 4: Simplify right side
    53,064.64x = 2,310,392,088.53
  5. Step 5: Solve for x
    x = 2,310,392,088.53/53,064.64
  6. Step 6: Final answer
    x = 43,539.20

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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.