Home / 146,515.32-219,781.54-56,558.50

Finding the Fourth Proportional to 146,515.32, 219,781.54 and 56,558.50

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Solution

The fourth proportional to 146,515.32, 219,781.54 and 56,558.50 is: 84,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,515.32 : 219,781.54 = 56,558.50 : x
  2. Step 2: Convert to fraction form
    146,515.32/219,781.54 = 56,558.50/x
  3. Step 3: Cross multiply
    146,515.32x = 219,781.54 × 56,558.50
  4. Step 4: Simplify right side
    146,515.32x = 12,430,514,230.09
  5. Step 5: Solve for x
    x = 12,430,514,230.09/146,515.32
  6. Step 6: Final answer
    x = 84,841.05

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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.