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Finding the Fourth Proportional to 253,504.86, 349,734.44 and 146,017.46

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Solution

The fourth proportional to 253,504.86, 349,734.44 and 146,017.46 is: 201,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,504.86 : 349,734.44 = 146,017.46 : x
  2. Step 2: Convert to fraction form
    253,504.86/349,734.44 = 146,017.46/x
  3. Step 3: Cross multiply
    253,504.86x = 349,734.44 × 146,017.46
  4. Step 4: Simplify right side
    253,504.86x = 51,067,334,603.32
  5. Step 5: Solve for x
    x = 51,067,334,603.32/253,504.86
  6. Step 6: Final answer
    x = 201,445.19

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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.