Home / 134,527.26-185,647.61-77,971.44

Finding the Fourth Proportional to 134,527.26, 185,647.61 and 77,971.44

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Solution

The fourth proportional to 134,527.26, 185,647.61 and 77,971.44 is: 107,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,527.26 : 185,647.61 = 77,971.44 : x
  2. Step 2: Convert to fraction form
    134,527.26/185,647.61 = 77,971.44/x
  3. Step 3: Cross multiply
    134,527.26x = 185,647.61 × 77,971.44
  4. Step 4: Simplify right side
    134,527.26x = 14,475,211,484.26
  5. Step 5: Solve for x
    x = 14,475,211,484.26/134,527.26
  6. Step 6: Final answer
    x = 107,600.58

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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.