Home / 86,844.21-130,328.52-36,959.35

Finding the Fourth Proportional to 86,844.21, 130,328.52 and 36,959.35

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Solution

The fourth proportional to 86,844.21, 130,328.52 and 36,959.35 is: 55,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,844.21 : 130,328.52 = 36,959.35 : x
  2. Step 2: Convert to fraction form
    86,844.21/130,328.52 = 36,959.35/x
  3. Step 3: Cross multiply
    86,844.21x = 130,328.52 × 36,959.35
  4. Step 4: Simplify right side
    86,844.21x = 4,816,857,385.66
  5. Step 5: Solve for x
    x = 4,816,857,385.66/86,844.21
  6. Step 6: Final answer
    x = 55,465.50

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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.