Home / 248,006.42-342,275.58-140,564.90

Finding the Fourth Proportional to 248,006.42, 342,275.58 and 140,564.90

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Solution

The fourth proportional to 248,006.42, 342,275.58 and 140,564.90 is: 193,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,006.42 : 342,275.58 = 140,564.90 : x
  2. Step 2: Convert to fraction form
    248,006.42/342,275.58 = 140,564.90/x
  3. Step 3: Cross multiply
    248,006.42x = 342,275.58 × 140,564.90
  4. Step 4: Simplify right side
    248,006.42x = 48,111,932,675.14
  5. Step 5: Solve for x
    x = 48,111,932,675.14/248,006.42
  6. Step 6: Final answer
    x = 193,994.71

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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.