Home / 77,094.48-106,389-43,559.76

Finding the Fourth Proportional to 77,094.48, 106,389 and 43,559.76

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Solution

The fourth proportional to 77,094.48, 106,389 and 43,559.76 is: 60,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,094.48 : 106,389 = 43,559.76 : x
  2. Step 2: Convert to fraction form
    77,094.48/106,389 = 43,559.76/x
  3. Step 3: Cross multiply
    77,094.48x = 106,389 × 43,559.76
  4. Step 4: Simplify right side
    77,094.48x = 4,634,279,306.64
  5. Step 5: Solve for x
    x = 4,634,279,306.64/77,094.48
  6. Step 6: Final answer
    x = 60,111.69

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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.