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Finding the Fourth Proportional to 201,328.51, 301,335.63 and 148,006.37

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Solution

The fourth proportional to 201,328.51, 301,335.63 and 148,006.37 is: 221,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,328.51 : 301,335.63 = 148,006.37 : x
  2. Step 2: Convert to fraction form
    201,328.51/301,335.63 = 148,006.37/x
  3. Step 3: Cross multiply
    201,328.51x = 301,335.63 × 148,006.37
  4. Step 4: Simplify right side
    201,328.51x = 44,599,594,195.08
  5. Step 5: Solve for x
    x = 44,599,594,195.08/201,328.51
  6. Step 6: Final answer
    x = 221,526.47

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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.