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Finding the Fourth Proportional to 248,158.83, 342,489.58 and 146,179.02

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Solution

The fourth proportional to 248,158.83, 342,489.58 and 146,179.02 is: 201,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,158.83 : 342,489.58 = 146,179.02 : x
  2. Step 2: Convert to fraction form
    248,158.83/342,489.58 = 146,179.02/x
  3. Step 3: Cross multiply
    248,158.83x = 342,489.58 × 146,179.02
  4. Step 4: Simplify right side
    248,158.83x = 50,064,791,164.61
  5. Step 5: Solve for x
    x = 50,064,791,164.61/248,158.83
  6. Step 6: Final answer
    x = 201,744.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.