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Finding the Fourth Proportional to 160,734.97, 241,112.47 and 42,406.42

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Solution

The fourth proportional to 160,734.97, 241,112.47 and 42,406.42 is: 63,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,734.97 : 241,112.47 = 42,406.42 : x
  2. Step 2: Convert to fraction form
    160,734.97/241,112.47 = 42,406.42/x
  3. Step 3: Cross multiply
    160,734.97x = 241,112.47 × 42,406.42
  4. Step 4: Simplify right side
    160,734.97x = 10,224,716,670.06
  5. Step 5: Solve for x
    x = 10,224,716,670.06/160,734.97
  6. Step 6: Final answer
    x = 63,612.27

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1.5x scale

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.