Home / 223,739.51-335,598.32-83,487.20

Finding the Fourth Proportional to 223,739.51, 335,598.32 and 83,487.20

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Solution

The fourth proportional to 223,739.51, 335,598.32 and 83,487.20 is: 125,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,739.51 : 335,598.32 = 83,487.20 : x
  2. Step 2: Convert to fraction form
    223,739.51/335,598.32 = 83,487.20/x
  3. Step 3: Cross multiply
    223,739.51x = 335,598.32 × 83,487.20
  4. Step 4: Simplify right side
    223,739.51x = 28,018,161,966.08
  5. Step 5: Solve for x
    x = 28,018,161,966.08/223,739.51
  6. Step 6: Final answer
    x = 125,226.71

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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.