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Finding the Fourth Proportional to 79,598.93, 109,771.13 and 50,927.66

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Solution

The fourth proportional to 79,598.93, 109,771.13 and 50,927.66 is: 70,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,598.93 : 109,771.13 = 50,927.66 : x
  2. Step 2: Convert to fraction form
    79,598.93/109,771.13 = 50,927.66/x
  3. Step 3: Cross multiply
    79,598.93x = 109,771.13 × 50,927.66
  4. Step 4: Simplify right side
    79,598.93x = 5,590,387,394.02
  5. Step 5: Solve for x
    x = 5,590,387,394.02/79,598.93
  6. Step 6: Final answer
    x = 70,231.94

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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.