Home / 245,924.52-368,295.18-140,423.64

Finding the Fourth Proportional to 245,924.52, 368,295.18 and 140,423.64

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Solution

The fourth proportional to 245,924.52, 368,295.18 and 140,423.64 is: 210,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,924.52 : 368,295.18 = 140,423.64 : x
  2. Step 2: Convert to fraction form
    245,924.52/368,295.18 = 140,423.64/x
  3. Step 3: Cross multiply
    245,924.52x = 368,295.18 × 140,423.64
  4. Step 4: Simplify right side
    245,924.52x = 51,717,349,770.06
  5. Step 5: Solve for x
    x = 51,717,349,770.06/245,924.52
  6. Step 6: Final answer
    x = 210,297.65

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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.