Home / 64,615.31-97,033.68-35,090.81

Finding the Fourth Proportional to 64,615.31, 97,033.68 and 35,090.81

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Solution

The fourth proportional to 64,615.31, 97,033.68 and 35,090.81 is: 52,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615.31 : 97,033.68 = 35,090.81 : x
  2. Step 2: Convert to fraction form
    64,615.31/97,033.68 = 35,090.81/x
  3. Step 3: Cross multiply
    64,615.31x = 97,033.68 × 35,090.81
  4. Step 4: Simplify right side
    64,615.31x = 3,404,990,428.48
  5. Step 5: Solve for x
    x = 3,404,990,428.48/64,615.31
  6. Step 6: Final answer
    x = 52,696.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.