Home / 143,012.21-214,587.56-58,834.58

Finding the Fourth Proportional to 143,012.21, 214,587.56 and 58,834.58

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Solution

The fourth proportional to 143,012.21, 214,587.56 and 58,834.58 is: 88,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,012.21 : 214,587.56 = 58,834.58 : x
  2. Step 2: Convert to fraction form
    143,012.21/214,587.56 = 58,834.58/x
  3. Step 3: Cross multiply
    143,012.21x = 214,587.56 × 58,834.58
  4. Step 4: Simplify right side
    143,012.21x = 12,625,168,039.97
  5. Step 5: Solve for x
    x = 12,625,168,039.97/143,012.21
  6. Step 6: Final answer
    x = 88,280.35

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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.