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Finding the Fourth Proportional to 104,714.91, 144,506.52 and 56,968.20

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Solution

The fourth proportional to 104,714.91, 144,506.52 and 56,968.20 is: 78,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,714.91 : 144,506.52 = 56,968.20 : x
  2. Step 2: Convert to fraction form
    104,714.91/144,506.52 = 56,968.20/x
  3. Step 3: Cross multiply
    104,714.91x = 144,506.52 × 56,968.20
  4. Step 4: Simplify right side
    104,714.91x = 8,232,276,332.66
  5. Step 5: Solve for x
    x = 8,232,276,332.66/104,714.91
  6. Step 6: Final answer
    x = 78,616.09

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1.5x scale

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.