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Finding the Fourth Proportional to 163,935.60, 245,442.60 and 159,327.60

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Solution

The fourth proportional to 163,935.60, 245,442.60 and 159,327.60 is: 238,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,935.60 : 245,442.60 = 159,327.60 : x
  2. Step 2: Convert to fraction form
    163,935.60/245,442.60 = 159,327.60/x
  3. Step 3: Cross multiply
    163,935.60x = 245,442.60 × 159,327.60
  4. Step 4: Simplify right side
    163,935.60x = 39,105,780,395.76
  5. Step 5: Solve for x
    x = 39,105,780,395.76/163,935.60
  6. Step 6: Final answer
    x = 238,543.55

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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.