Home / 64,727.02-97,090.53-20,357.65

Finding the Fourth Proportional to 64,727.02, 97,090.53 and 20,357.65

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Solution

The fourth proportional to 64,727.02, 97,090.53 and 20,357.65 is: 30,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,727.02 : 97,090.53 = 20,357.65 : x
  2. Step 2: Convert to fraction form
    64,727.02/97,090.53 = 20,357.65/x
  3. Step 3: Cross multiply
    64,727.02x = 97,090.53 × 20,357.65
  4. Step 4: Simplify right side
    64,727.02x = 1,976,535,028.05
  5. Step 5: Solve for x
    x = 1,976,535,028.05/64,727.02
  6. Step 6: Final answer
    x = 30,536.48

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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.