Home / 336,977.79-505,297.67-112,259.22

Finding the Fourth Proportional to 336,977.79, 505,297.67 and 112,259.22

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Solution

The fourth proportional to 336,977.79, 505,297.67 and 112,259.22 is: 168,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,977.79 : 505,297.67 = 112,259.22 : x
  2. Step 2: Convert to fraction form
    336,977.79/505,297.67 = 112,259.22/x
  3. Step 3: Cross multiply
    336,977.79x = 505,297.67 × 112,259.22
  4. Step 4: Simplify right side
    336,977.79x = 56,724,321,740.72
  5. Step 5: Solve for x
    x = 56,724,321,740.72/336,977.79
  6. Step 6: Final answer
    x = 168,332.52

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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.