Home / 253,162.06-349,451.62-145,774.89

Finding the Fourth Proportional to 253,162.06, 349,451.62 and 145,774.89

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Solution

The fourth proportional to 253,162.06, 349,451.62 and 145,774.89 is: 201,220.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,162.06 : 349,451.62 = 145,774.89 : x
  2. Step 2: Convert to fraction form
    253,162.06/349,451.62 = 145,774.89/x
  3. Step 3: Cross multiply
    253,162.06x = 349,451.62 × 145,774.89
  4. Step 4: Simplify right side
    253,162.06x = 50,941,271,101.38
  5. Step 5: Solve for x
    x = 50,941,271,101.38/253,162.06
  6. Step 6: Final answer
    x = 201,220.01

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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.