Home / 77,057.06-115,590.63-23,742.50

Finding the Fourth Proportional to 77,057.06, 115,590.63 and 23,742.50

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Solution

The fourth proportional to 77,057.06, 115,590.63 and 23,742.50 is: 35,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,057.06 : 115,590.63 = 23,742.50 : x
  2. Step 2: Convert to fraction form
    77,057.06/115,590.63 = 23,742.50/x
  3. Step 3: Cross multiply
    77,057.06x = 115,590.63 × 23,742.50
  4. Step 4: Simplify right side
    77,057.06x = 2,744,410,532.78
  5. Step 5: Solve for x
    x = 2,744,410,532.78/77,057.06
  6. Step 6: Final answer
    x = 35,615.30

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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.