Home / 77,904.42-116,764.36-35,748.98

Finding the Fourth Proportional to 77,904.42, 116,764.36 and 35,748.98

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Solution

The fourth proportional to 77,904.42, 116,764.36 and 35,748.98 is: 53,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,904.42 : 116,764.36 = 35,748.98 : x
  2. Step 2: Convert to fraction form
    77,904.42/116,764.36 = 35,748.98/x
  3. Step 3: Cross multiply
    77,904.42x = 116,764.36 × 35,748.98
  4. Step 4: Simplify right side
    77,904.42x = 4,174,206,770.35
  5. Step 5: Solve for x
    x = 4,174,206,770.35/77,904.42
  6. Step 6: Final answer
    x = 53,581.13

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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.