Home / 48,090.52-66,304.20-31,065.94

Finding the Fourth Proportional to 48,090.52, 66,304.20 and 31,065.94

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Solution

The fourth proportional to 48,090.52, 66,304.20 and 31,065.94 is: 42,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,090.52 : 66,304.20 = 31,065.94 : x
  2. Step 2: Convert to fraction form
    48,090.52/66,304.20 = 31,065.94/x
  3. Step 3: Cross multiply
    48,090.52x = 66,304.20 × 31,065.94
  4. Step 4: Simplify right side
    48,090.52x = 2,059,802,298.95
  5. Step 5: Solve for x
    x = 2,059,802,298.95/48,090.52
  6. Step 6: Final answer
    x = 42,831.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.