Home / 84,820.52-116,953.41-63,272.86

Finding the Fourth Proportional to 84,820.52, 116,953.41 and 63,272.86

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Solution

The fourth proportional to 84,820.52, 116,953.41 and 63,272.86 is: 87,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,820.52 : 116,953.41 = 63,272.86 : x
  2. Step 2: Convert to fraction form
    84,820.52/116,953.41 = 63,272.86/x
  3. Step 3: Cross multiply
    84,820.52x = 116,953.41 × 63,272.86
  4. Step 4: Simplify right side
    84,820.52x = 7,399,976,737.45
  5. Step 5: Solve for x
    x = 7,399,976,737.45/84,820.52
  6. Step 6: Final answer
    x = 87,242.77

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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.