Home / 395,215.12-592,933.74-158,723.92

Finding the Fourth Proportional to 395,215.12, 592,933.74 and 158,723.92

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Solution

The fourth proportional to 395,215.12, 592,933.74 and 158,723.92 is: 238,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,215.12 : 592,933.74 = 158,723.92 : x
  2. Step 2: Convert to fraction form
    395,215.12/592,933.74 = 158,723.92/x
  3. Step 3: Cross multiply
    395,215.12x = 592,933.74 × 158,723.92
  4. Step 4: Simplify right side
    395,215.12x = 94,112,767,513.06
  5. Step 5: Solve for x
    x = 94,112,767,513.06/395,215.12
  6. Step 6: Final answer
    x = 238,130.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.