Home / 65,090.65-97,646.17-20,727.37

Finding the Fourth Proportional to 65,090.65, 97,646.17 and 20,727.37

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Solution

The fourth proportional to 65,090.65, 97,646.17 and 20,727.37 is: 31,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,090.65 : 97,646.17 = 20,727.37 : x
  2. Step 2: Convert to fraction form
    65,090.65/97,646.17 = 20,727.37/x
  3. Step 3: Cross multiply
    65,090.65x = 97,646.17 × 20,727.37
  4. Step 4: Simplify right side
    65,090.65x = 2,023,947,806.44
  5. Step 5: Solve for x
    x = 2,023,947,806.44/65,090.65
  6. Step 6: Final answer
    x = 31,094.30

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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.