Home / 56,908.74-85,341.24-39,325.26

Finding the Fourth Proportional to 56,908.74, 85,341.24 and 39,325.26

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Solution

The fourth proportional to 56,908.74, 85,341.24 and 39,325.26 is: 58,972.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,908.74 : 85,341.24 = 39,325.26 : x
  2. Step 2: Convert to fraction form
    56,908.74/85,341.24 = 39,325.26/x
  3. Step 3: Cross multiply
    56,908.74x = 85,341.24 × 39,325.26
  4. Step 4: Simplify right side
    56,908.74x = 3,356,066,451.72
  5. Step 5: Solve for x
    x = 3,356,066,451.72/56,908.74
  6. Step 6: Final answer
    x = 58,972.78

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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.