Home / 197,271.40-295,907.10-134,285.80

Finding the Fourth Proportional to 197,271.40, 295,907.10 and 134,285.80

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Solution

The fourth proportional to 197,271.40, 295,907.10 and 134,285.80 is: 201,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,271.40 : 295,907.10 = 134,285.80 : x
  2. Step 2: Convert to fraction form
    197,271.40/295,907.10 = 134,285.80/x
  3. Step 3: Cross multiply
    197,271.40x = 295,907.10 × 134,285.80
  4. Step 4: Simplify right side
    197,271.40x = 39,736,121,649.18
  5. Step 5: Solve for x
    x = 39,736,121,649.18/197,271.40
  6. Step 6: Final answer
    x = 201,428.70

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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.