Home / 223,510.24-308,438.04-122,908.24

Finding the Fourth Proportional to 223,510.24, 308,438.04 and 122,908.24

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Solution

The fourth proportional to 223,510.24, 308,438.04 and 122,908.24 is: 169,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,510.24 : 308,438.04 = 122,908.24 : x
  2. Step 2: Convert to fraction form
    223,510.24/308,438.04 = 122,908.24/x
  3. Step 3: Cross multiply
    223,510.24x = 308,438.04 × 122,908.24
  4. Step 4: Simplify right side
    223,510.24x = 37,909,576,645.45
  5. Step 5: Solve for x
    x = 37,909,576,645.45/223,510.24
  6. Step 6: Final answer
    x = 169,610.02

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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.