Home / 104,345.98-143,996.37-56,598.31

Finding the Fourth Proportional to 104,345.98, 143,996.37 and 56,598.31

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Solution

The fourth proportional to 104,345.98, 143,996.37 and 56,598.31 is: 78,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,345.98 : 143,996.37 = 56,598.31 : x
  2. Step 2: Convert to fraction form
    104,345.98/143,996.37 = 56,598.31/x
  3. Step 3: Cross multiply
    104,345.98x = 143,996.37 × 56,598.31
  4. Step 4: Simplify right side
    104,345.98x = 8,149,951,188.13
  5. Step 5: Solve for x
    x = 8,149,951,188.13/104,345.98
  6. Step 6: Final answer
    x = 78,105.08

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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.