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Finding the Fourth Proportional to 147,372.98, 220,873.35 and 63,032.90

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Solution

The fourth proportional to 147,372.98, 220,873.35 and 63,032.90 is: 94,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,372.98 : 220,873.35 = 63,032.90 : x
  2. Step 2: Convert to fraction form
    147,372.98/220,873.35 = 63,032.90/x
  3. Step 3: Cross multiply
    147,372.98x = 220,873.35 × 63,032.90
  4. Step 4: Simplify right side
    147,372.98x = 13,922,287,783.22
  5. Step 5: Solve for x
    x = 13,922,287,783.22/147,372.98
  6. Step 6: Final answer
    x = 94,469.74

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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.