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Finding the Fourth Proportional to 248,259.01, 342,622.65 and 146,317.30

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Solution

The fourth proportional to 248,259.01, 342,622.65 and 146,317.30 is: 201,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,259.01 : 342,622.65 = 146,317.30 : x
  2. Step 2: Convert to fraction form
    248,259.01/342,622.65 = 146,317.30/x
  3. Step 3: Cross multiply
    248,259.01x = 342,622.65 × 146,317.30
  4. Step 4: Simplify right side
    248,259.01x = 50,131,621,066.85
  5. Step 5: Solve for x
    x = 50,131,621,066.85/248,259.01
  6. Step 6: Final answer
    x = 201,932.74

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1.5x scale

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.