Home / 104,557.37-144,288.92-56,810.90

Finding the Fourth Proportional to 104,557.37, 144,288.92 and 56,810.90

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Solution

The fourth proportional to 104,557.37, 144,288.92 and 56,810.90 is: 78,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,557.37 : 144,288.92 = 56,810.90 : x
  2. Step 2: Convert to fraction form
    104,557.37/144,288.92 = 56,810.90/x
  3. Step 3: Cross multiply
    104,557.37x = 144,288.92 × 56,810.90
  4. Step 4: Simplify right side
    104,557.37x = 8,197,182,399.73
  5. Step 5: Solve for x
    x = 8,197,182,399.73/104,557.37
  6. Step 6: Final answer
    x = 78,398.90

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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.