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Finding the Fourth Proportional to 201,312.20, 277,814.22 and 110,671.94

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Solution

The fourth proportional to 201,312.20, 277,814.22 and 110,671.94 is: 152,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,312.20 : 277,814.22 = 110,671.94 : x
  2. Step 2: Convert to fraction form
    201,312.20/277,814.22 = 110,671.94/x
  3. Step 3: Cross multiply
    201,312.20x = 277,814.22 × 110,671.94
  4. Step 4: Simplify right side
    201,312.20x = 30,746,238,686.99
  5. Step 5: Solve for x
    x = 30,746,238,686.99/201,312.20
  6. Step 6: Final answer
    x = 152,729.14

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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.