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Finding the Fourth Proportional to 201,019.58, 277,421.19 and 132,918.22

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Solution

The fourth proportional to 201,019.58, 277,421.19 and 132,918.22 is: 183,436.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,019.58 : 277,421.19 = 132,918.22 : x
  2. Step 2: Convert to fraction form
    201,019.58/277,421.19 = 132,918.22/x
  3. Step 3: Cross multiply
    201,019.58x = 277,421.19 × 132,918.22
  4. Step 4: Simplify right side
    201,019.58x = 36,874,329,377.98
  5. Step 5: Solve for x
    x = 36,874,329,377.98/201,019.58
  6. Step 6: Final answer
    x = 183,436.51

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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.