Home / 253,170.16-349,374.24-145,701.04

Finding the Fourth Proportional to 253,170.16, 349,374.24 and 145,701.04

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Solution

The fourth proportional to 253,170.16, 349,374.24 and 145,701.04 is: 201,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,170.16 : 349,374.24 = 145,701.04 : x
  2. Step 2: Convert to fraction form
    253,170.16/349,374.24 = 145,701.04/x
  3. Step 3: Cross multiply
    253,170.16x = 349,374.24 × 145,701.04
  4. Step 4: Simplify right side
    253,170.16x = 50,904,190,117.21
  5. Step 5: Solve for x
    x = 50,904,190,117.21/253,170.16
  6. Step 6: Final answer
    x = 201,067.10

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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.