Home / 63,090.56-87,065.09-34,410.26

Finding the Fourth Proportional to 63,090.56, 87,065.09 and 34,410.26

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Solution

The fourth proportional to 63,090.56, 87,065.09 and 34,410.26 is: 47,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090.56 : 87,065.09 = 34,410.26 : x
  2. Step 2: Convert to fraction form
    63,090.56/87,065.09 = 34,410.26/x
  3. Step 3: Cross multiply
    63,090.56x = 87,065.09 × 34,410.26
  4. Step 4: Simplify right side
    63,090.56x = 2,995,932,383.82
  5. Step 5: Solve for x
    x = 2,995,932,383.82/63,090.56
  6. Step 6: Final answer
    x = 47,486.22

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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.