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Finding the Fourth Proportional to 134,483.60, 201,919.80 and 101,435.60

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Solution

The fourth proportional to 134,483.60, 201,919.80 and 101,435.60 is: 152,300.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,483.60 : 201,919.80 = 101,435.60 : x
  2. Step 2: Convert to fraction form
    134,483.60/201,919.80 = 101,435.60/x
  3. Step 3: Cross multiply
    134,483.60x = 201,919.80 × 101,435.60
  4. Step 4: Simplify right side
    134,483.60x = 20,481,856,064.88
  5. Step 5: Solve for x
    x = 20,481,856,064.88/134,483.60
  6. Step 6: Final answer
    x = 152,300.03

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1.5x scale

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.