Home / 197,430.40-296,145.60-134,444.80

Finding the Fourth Proportional to 197,430.40, 296,145.60 and 134,444.80

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Solution

The fourth proportional to 197,430.40, 296,145.60 and 134,444.80 is: 201,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,430.40 : 296,145.60 = 134,444.80 : x
  2. Step 2: Convert to fraction form
    197,430.40/296,145.60 = 134,444.80/x
  3. Step 3: Cross multiply
    197,430.40x = 296,145.60 × 134,444.80
  4. Step 4: Simplify right side
    197,430.40x = 39,815,235,962.88
  5. Step 5: Solve for x
    x = 39,815,235,962.88/197,430.40
  6. Step 6: Final answer
    x = 201,667.20

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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.