Home / 57,104.63-85,656.67-38,089.07

Finding the Fourth Proportional to 57,104.63, 85,656.67 and 38,089.07

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Solution

The fourth proportional to 57,104.63, 85,656.67 and 38,089.07 is: 57,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,104.63 : 85,656.67 = 38,089.07 : x
  2. Step 2: Convert to fraction form
    57,104.63/85,656.67 = 38,089.07/x
  3. Step 3: Cross multiply
    57,104.63x = 85,656.67 × 38,089.07
  4. Step 4: Simplify right side
    57,104.63x = 3,262,582,280.87
  5. Step 5: Solve for x
    x = 3,262,582,280.87/57,104.63
  6. Step 6: Final answer
    x = 57,133.42

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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.