Home / 77,158.22-115,736.49-58,552.52

Finding the Fourth Proportional to 77,158.22, 115,736.49 and 58,552.52

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Solution

The fourth proportional to 77,158.22, 115,736.49 and 58,552.52 is: 87,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,158.22 : 115,736.49 = 58,552.52 : x
  2. Step 2: Convert to fraction form
    77,158.22/115,736.49 = 58,552.52/x
  3. Step 3: Cross multiply
    77,158.22x = 115,736.49 × 58,552.52
  4. Step 4: Simplify right side
    77,158.22x = 6,776,662,566.77
  5. Step 5: Solve for x
    x = 6,776,662,566.77/77,158.22
  6. Step 6: Final answer
    x = 87,828.14

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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.