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Finding the Fourth Proportional to 163,599.60, 245,404.86 and 45,261.03

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Solution

The fourth proportional to 163,599.60, 245,404.86 and 45,261.03 is: 67,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,599.60 : 245,404.86 = 45,261.03 : x
  2. Step 2: Convert to fraction form
    163,599.60/245,404.86 = 45,261.03/x
  3. Step 3: Cross multiply
    163,599.60x = 245,404.86 × 45,261.03
  4. Step 4: Simplify right side
    163,599.60x = 11,107,276,730.61
  5. Step 5: Solve for x
    x = 11,107,276,730.61/163,599.60
  6. Step 6: Final answer
    x = 67,893.06

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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.