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Finding the Fourth Proportional to 271,923.33, 375,212.61 and 151,053.51

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Solution

The fourth proportional to 271,923.33, 375,212.61 and 151,053.51 is: 208,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,923.33 : 375,212.61 = 151,053.51 : x
  2. Step 2: Convert to fraction form
    271,923.33/375,212.61 = 151,053.51/x
  3. Step 3: Cross multiply
    271,923.33x = 375,212.61 × 151,053.51
  4. Step 4: Simplify right side
    271,923.33x = 56,677,181,736.76
  5. Step 5: Solve for x
    x = 56,677,181,736.76/271,923.33
  6. Step 6: Final answer
    x = 208,430.74

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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.