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Finding the Fourth Proportional to 163,598.97, 245,398.47 and 45,270.32

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Solution

The fourth proportional to 163,598.97, 245,398.47 and 45,270.32 is: 67,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,598.97 : 245,398.47 = 45,270.32 : x
  2. Step 2: Convert to fraction form
    163,598.97/245,398.47 = 45,270.32/x
  3. Step 3: Cross multiply
    163,598.97x = 245,398.47 × 45,270.32
  4. Step 4: Simplify right side
    163,598.97x = 11,109,265,867.65
  5. Step 5: Solve for x
    x = 11,109,265,867.65/163,598.97
  6. Step 6: Final answer
    x = 67,905.47

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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.