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Finding the Fourth Proportional to 242,707.44, 334,930.56 and 140,751.12

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Solution

The fourth proportional to 242,707.44, 334,930.56 and 140,751.12 is: 194,233.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,707.44 : 334,930.56 = 140,751.12 : x
  2. Step 2: Convert to fraction form
    242,707.44/334,930.56 = 140,751.12/x
  3. Step 3: Cross multiply
    242,707.44x = 334,930.56 × 140,751.12
  4. Step 4: Simplify right side
    242,707.44x = 47,141,851,442.23
  5. Step 5: Solve for x
    x = 47,141,851,442.23/242,707.44
  6. Step 6: Final answer
    x = 194,233.24

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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.