Home / 77,534.61-116,319.56-27,619.98

Finding the Fourth Proportional to 77,534.61, 116,319.56 and 27,619.98

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Solution

The fourth proportional to 77,534.61, 116,319.56 and 27,619.98 is: 41,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,534.61 : 116,319.56 = 27,619.98 : x
  2. Step 2: Convert to fraction form
    77,534.61/116,319.56 = 27,619.98/x
  3. Step 3: Cross multiply
    77,534.61x = 116,319.56 × 27,619.98
  4. Step 4: Simplify right side
    77,534.61x = 3,212,743,782.71
  5. Step 5: Solve for x
    x = 3,212,743,782.71/77,534.61
  6. Step 6: Final answer
    x = 41,436.25

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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.