Home / 85,135.23-127,570.41-32,516.01

Finding the Fourth Proportional to 85,135.23, 127,570.41 and 32,516.01

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Solution

The fourth proportional to 85,135.23, 127,570.41 and 32,516.01 is: 48,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,135.23 : 127,570.41 = 32,516.01 : x
  2. Step 2: Convert to fraction form
    85,135.23/127,570.41 = 32,516.01/x
  3. Step 3: Cross multiply
    85,135.23x = 127,570.41 × 32,516.01
  4. Step 4: Simplify right side
    85,135.23x = 4,148,080,727.26
  5. Step 5: Solve for x
    x = 4,148,080,727.26/85,135.23
  6. Step 6: Final answer
    x = 48,723.43

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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.