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Finding the Fourth Proportional to 242,513.54, 334,668.54 and 140,598.22

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Solution

The fourth proportional to 242,513.54, 334,668.54 and 140,598.22 is: 194,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,513.54 : 334,668.54 = 140,598.22 : x
  2. Step 2: Convert to fraction form
    242,513.54/334,668.54 = 140,598.22/x
  3. Step 3: Cross multiply
    242,513.54x = 334,668.54 × 140,598.22
  4. Step 4: Simplify right side
    242,513.54x = 47,053,801,014.00
  5. Step 5: Solve for x
    x = 47,053,801,014.00/242,513.54
  6. Step 6: Final answer
    x = 194,025.46

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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.