Home / 147,887.25-221,742.03-57,822.66

Finding the Fourth Proportional to 147,887.25, 221,742.03 and 57,822.66

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Solution

The fourth proportional to 147,887.25, 221,742.03 and 57,822.66 is: 86,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,887.25 : 221,742.03 = 57,822.66 : x
  2. Step 2: Convert to fraction form
    147,887.25/221,742.03 = 57,822.66/x
  3. Step 3: Cross multiply
    147,887.25x = 221,742.03 × 57,822.66
  4. Step 4: Simplify right side
    147,887.25x = 12,821,714,998.08
  5. Step 5: Solve for x
    x = 12,821,714,998.08/147,887.25
  6. Step 6: Final answer
    x = 86,699.26

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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.