Home / 201,385.48-277,918.05-110,736.76

Finding the Fourth Proportional to 201,385.48, 277,918.05 and 110,736.76

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Solution

The fourth proportional to 201,385.48, 277,918.05 and 110,736.76 is: 152,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,385.48 : 277,918.05 = 110,736.76 : x
  2. Step 2: Convert to fraction form
    201,385.48/277,918.05 = 110,736.76/x
  3. Step 3: Cross multiply
    201,385.48x = 277,918.05 × 110,736.76
  4. Step 4: Simplify right side
    201,385.48x = 30,775,744,402.52
  5. Step 5: Solve for x
    x = 30,775,744,402.52/201,385.48
  6. Step 6: Final answer
    x = 152,820.08

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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.