Home / 104,222-143,826.36-56,474.96

Finding the Fourth Proportional to 104,222, 143,826.36 and 56,474.96

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Solution

The fourth proportional to 104,222, 143,826.36 and 56,474.96 is: 77,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,222 : 143,826.36 = 56,474.96 : x
  2. Step 2: Convert to fraction form
    104,222/143,826.36 = 56,474.96/x
  3. Step 3: Cross multiply
    104,222x = 143,826.36 × 56,474.96
  4. Step 4: Simplify right side
    104,222x = 8,122,587,927.95
  5. Step 5: Solve for x
    x = 8,122,587,927.95/104,222
  6. Step 6: Final answer
    x = 77,935.44

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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.