Home / 104,619.24-144,377.46-56,875.86

Finding the Fourth Proportional to 104,619.24, 144,377.46 and 56,875.86

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Solution

The fourth proportional to 104,619.24, 144,377.46 and 56,875.86 is: 78,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,619.24 : 144,377.46 = 56,875.86 : x
  2. Step 2: Convert to fraction form
    104,619.24/144,377.46 = 56,875.86/x
  3. Step 3: Cross multiply
    104,619.24x = 144,377.46 × 56,875.86
  4. Step 4: Simplify right side
    104,619.24x = 8,211,592,202.12
  5. Step 5: Solve for x
    x = 8,211,592,202.12/104,619.24
  6. Step 6: Final answer
    x = 78,490.27

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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.