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Finding the Fourth Proportional to 180,607.91, 270,965.32 and 62,291.21

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Solution

The fourth proportional to 180,607.91, 270,965.32 and 62,291.21 is: 93,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,607.91 : 270,965.32 = 62,291.21 : x
  2. Step 2: Convert to fraction form
    180,607.91/270,965.32 = 62,291.21/x
  3. Step 3: Cross multiply
    180,607.91x = 270,965.32 × 62,291.21
  4. Step 4: Simplify right side
    180,607.91x = 16,878,756,140.28
  5. Step 5: Solve for x
    x = 16,878,756,140.28/180,607.91
  6. Step 6: Final answer
    x = 93,455.25

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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.