Home / 224,031.12-336,054.85-74,284.51

Finding the Fourth Proportional to 224,031.12, 336,054.85 and 74,284.51

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Solution

The fourth proportional to 224,031.12, 336,054.85 and 74,284.51 is: 111,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,031.12 : 336,054.85 = 74,284.51 : x
  2. Step 2: Convert to fraction form
    224,031.12/336,054.85 = 74,284.51/x
  3. Step 3: Cross multiply
    224,031.12x = 336,054.85 × 74,284.51
  4. Step 4: Simplify right side
    224,031.12x = 24,963,669,865.37
  5. Step 5: Solve for x
    x = 24,963,669,865.37/224,031.12
  6. Step 6: Final answer
    x = 111,429.47

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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.