Home / 319,251.06-478,951.77-94,613.35

Finding the Fourth Proportional to 319,251.06, 478,951.77 and 94,613.35

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Solution

The fourth proportional to 319,251.06, 478,951.77 and 94,613.35 is: 141,942.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,251.06 : 478,951.77 = 94,613.35 : x
  2. Step 2: Convert to fraction form
    319,251.06/478,951.77 = 94,613.35/x
  3. Step 3: Cross multiply
    319,251.06x = 478,951.77 × 94,613.35
  4. Step 4: Simplify right side
    319,251.06x = 45,315,231,448.13
  5. Step 5: Solve for x
    x = 45,315,231,448.13/319,251.06
  6. Step 6: Final answer
    x = 141,942.31

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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.