Home / 89,683.74-134,544.57-29,708.82

Finding the Fourth Proportional to 89,683.74, 134,544.57 and 29,708.82

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Solution

The fourth proportional to 89,683.74, 134,544.57 and 29,708.82 is: 44,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,683.74 : 134,544.57 = 29,708.82 : x
  2. Step 2: Convert to fraction form
    89,683.74/134,544.57 = 29,708.82/x
  3. Step 3: Cross multiply
    89,683.74x = 134,544.57 × 29,708.82
  4. Step 4: Simplify right side
    89,683.74x = 3,997,160,412.11
  5. Step 5: Solve for x
    x = 3,997,160,412.11/89,683.74
  6. Step 6: Final answer
    x = 44,569.51

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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.