Home / 104,924.10-157,254.45-82,649.51

Finding the Fourth Proportional to 104,924.10, 157,254.45 and 82,649.51

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Solution

The fourth proportional to 104,924.10, 157,254.45 and 82,649.51 is: 123,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,924.10 : 157,254.45 = 82,649.51 : x
  2. Step 2: Convert to fraction form
    104,924.10/157,254.45 = 82,649.51/x
  3. Step 3: Cross multiply
    104,924.10x = 157,254.45 × 82,649.51
  4. Step 4: Simplify right side
    104,924.10x = 12,997,003,237.82
  5. Step 5: Solve for x
    x = 12,997,003,237.82/104,924.10
  6. Step 6: Final answer
    x = 123,870.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.