Home / 104,622.24-144,381.52-56,878.86

Finding the Fourth Proportional to 104,622.24, 144,381.52 and 56,878.86

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Solution

The fourth proportional to 104,622.24, 144,381.52 and 56,878.86 is: 78,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,622.24 : 144,381.52 = 56,878.86 : x
  2. Step 2: Convert to fraction form
    104,622.24/144,381.52 = 56,878.86/x
  3. Step 3: Cross multiply
    104,622.24x = 144,381.52 × 56,878.86
  4. Step 4: Simplify right side
    104,622.24x = 8,212,256,262.67
  5. Step 5: Solve for x
    x = 8,212,256,262.67/104,622.24
  6. Step 6: Final answer
    x = 78,494.36

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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.