Home / 226,290.24-312,280.65-125,688.24

Finding the Fourth Proportional to 226,290.24, 312,280.65 and 125,688.24

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Solution

The fourth proportional to 226,290.24, 312,280.65 and 125,688.24 is: 173,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,290.24 : 312,280.65 = 125,688.24 : x
  2. Step 2: Convert to fraction form
    226,290.24/312,280.65 = 125,688.24/x
  3. Step 3: Cross multiply
    226,290.24x = 312,280.65 × 125,688.24
  4. Step 4: Simplify right side
    226,290.24x = 39,250,005,284.56
  5. Step 5: Solve for x
    x = 39,250,005,284.56/226,290.24
  6. Step 6: Final answer
    x = 173,449.84

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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.