Home / 104,630.24-144,392.56-56,886.88

Finding the Fourth Proportional to 104,630.24, 144,392.56 and 56,886.88

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Solution

The fourth proportional to 104,630.24, 144,392.56 and 56,886.88 is: 78,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,630.24 : 144,392.56 = 56,886.88 : x
  2. Step 2: Convert to fraction form
    104,630.24/144,392.56 = 56,886.88/x
  3. Step 3: Cross multiply
    104,630.24x = 144,392.56 × 56,886.88
  4. Step 4: Simplify right side
    104,630.24x = 8,214,042,233.61
  5. Step 5: Solve for x
    x = 8,214,042,233.61/104,630.24
  6. Step 6: Final answer
    x = 78,505.43

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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.