Home / 223,176.24-307,983.20-122,574.24

Finding the Fourth Proportional to 223,176.24, 307,983.20 and 122,574.24

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Solution

The fourth proportional to 223,176.24, 307,983.20 and 122,574.24 is: 169,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,176.24 : 307,983.20 = 122,574.24 : x
  2. Step 2: Convert to fraction form
    223,176.24/307,983.20 = 122,574.24/x
  3. Step 3: Cross multiply
    223,176.24x = 307,983.20 × 122,574.24
  4. Step 4: Simplify right side
    223,176.24x = 37,750,806,672.77
  5. Step 5: Solve for x
    x = 37,750,806,672.77/223,176.24
  6. Step 6: Final answer
    x = 169,152.45

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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.