Home / 222,263.24-333,291.18-128,795.72

Finding the Fourth Proportional to 222,263.24, 333,291.18 and 128,795.72

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Solution

The fourth proportional to 222,263.24, 333,291.18 and 128,795.72 is: 193,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,263.24 : 333,291.18 = 128,795.72 : x
  2. Step 2: Convert to fraction form
    222,263.24/333,291.18 = 128,795.72/x
  3. Step 3: Cross multiply
    222,263.24x = 333,291.18 × 128,795.72
  4. Step 4: Simplify right side
    222,263.24x = 42,926,477,497.75
  5. Step 5: Solve for x
    x = 42,926,477,497.75/222,263.24
  6. Step 6: Final answer
    x = 193,133.50

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1.5x scale

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.