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Finding the Fourth Proportional to 163,767.94, 245,505.80 and 63,904.90

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Solution

The fourth proportional to 163,767.94, 245,505.80 and 63,904.90 is: 95,800.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,767.94 : 245,505.80 = 63,904.90 : x
  2. Step 2: Convert to fraction form
    163,767.94/245,505.80 = 63,904.90/x
  3. Step 3: Cross multiply
    163,767.94x = 245,505.80 × 63,904.90
  4. Step 4: Simplify right side
    163,767.94x = 15,689,023,598.42
  5. Step 5: Solve for x
    x = 15,689,023,598.42/163,767.94
  6. Step 6: Final answer
    x = 95,800.34

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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.