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Finding the Fourth Proportional to 241,271.64, 361,908.48 and 100,931.88

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Solution

The fourth proportional to 241,271.64, 361,908.48 and 100,931.88 is: 151,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,271.64 : 361,908.48 = 100,931.88 : x
  2. Step 2: Convert to fraction form
    241,271.64/361,908.48 = 100,931.88/x
  3. Step 3: Cross multiply
    241,271.64x = 361,908.48 × 100,931.88
  4. Step 4: Simplify right side
    241,271.64x = 36,528,103,274.34
  5. Step 5: Solve for x
    x = 36,528,103,274.34/241,271.64
  6. Step 6: Final answer
    x = 151,398.25

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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.