Home / 248,572.08-343,038-141,138.54

Finding the Fourth Proportional to 248,572.08, 343,038 and 141,138.54

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Solution

The fourth proportional to 248,572.08, 343,038 and 141,138.54 is: 194,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,572.08 : 343,038 = 141,138.54 : x
  2. Step 2: Convert to fraction form
    248,572.08/343,038 = 141,138.54/x
  3. Step 3: Cross multiply
    248,572.08x = 343,038 × 141,138.54
  4. Step 4: Simplify right side
    248,572.08x = 48,415,882,484.52
  5. Step 5: Solve for x
    x = 48,415,882,484.52/248,572.08
  6. Step 6: Final answer
    x = 194,776.03

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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.