Home / 77,036.09-115,587.08-37,035.86

Finding the Fourth Proportional to 77,036.09, 115,587.08 and 37,035.86

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Solution

The fourth proportional to 77,036.09, 115,587.08 and 37,035.86 is: 55,569.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,036.09 : 115,587.08 = 37,035.86 : x
  2. Step 2: Convert to fraction form
    77,036.09/115,587.08 = 37,035.86/x
  3. Step 3: Cross multiply
    77,036.09x = 115,587.08 × 37,035.86
  4. Step 4: Simplify right side
    77,036.09x = 4,280,866,912.69
  5. Step 5: Solve for x
    x = 4,280,866,912.69/77,036.09
  6. Step 6: Final answer
    x = 55,569.63

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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.