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Finding the Fourth Proportional to 201,369.38, 277,820.60 and 124,860.94

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Solution

The fourth proportional to 201,369.38, 277,820.60 and 124,860.94 is: 172,265.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,369.38 : 277,820.60 = 124,860.94 : x
  2. Step 2: Convert to fraction form
    201,369.38/277,820.60 = 124,860.94/x
  3. Step 3: Cross multiply
    201,369.38x = 277,820.60 × 124,860.94
  4. Step 4: Simplify right side
    201,369.38x = 34,688,941,649.76
  5. Step 5: Solve for x
    x = 34,688,941,649.76/201,369.38
  6. Step 6: Final answer
    x = 172,265.23

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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.