Home / 77,219.15-115,903.62-37,266.25

Finding the Fourth Proportional to 77,219.15, 115,903.62 and 37,266.25

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Solution

The fourth proportional to 77,219.15, 115,903.62 and 37,266.25 is: 55,935.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,219.15 : 115,903.62 = 37,266.25 : x
  2. Step 2: Convert to fraction form
    77,219.15/115,903.62 = 37,266.25/x
  3. Step 3: Cross multiply
    77,219.15x = 115,903.62 × 37,266.25
  4. Step 4: Simplify right side
    77,219.15x = 4,319,293,092.49
  5. Step 5: Solve for x
    x = 4,319,293,092.49/77,219.15
  6. Step 6: Final answer
    x = 55,935.52

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1.5x scale

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.