Home / 64,707.23-97,065.03-20,335.84

Finding the Fourth Proportional to 64,707.23, 97,065.03 and 20,335.84

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Solution

The fourth proportional to 64,707.23, 97,065.03 and 20,335.84 is: 30,505.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,707.23 : 97,065.03 = 20,335.84 : x
  2. Step 2: Convert to fraction form
    64,707.23/97,065.03 = 20,335.84/x
  3. Step 3: Cross multiply
    64,707.23x = 97,065.03 × 20,335.84
  4. Step 4: Simplify right side
    64,707.23x = 1,973,898,919.68
  5. Step 5: Solve for x
    x = 1,973,898,919.68/64,707.23
  6. Step 6: Final answer
    x = 30,505.08

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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.