Home / 145,845.80-218,768.70-110,416.40

Finding the Fourth Proportional to 145,845.80, 218,768.70 and 110,416.40

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Solution

The fourth proportional to 145,845.80, 218,768.70 and 110,416.40 is: 165,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,845.80 : 218,768.70 = 110,416.40 : x
  2. Step 2: Convert to fraction form
    145,845.80/218,768.70 = 110,416.40/x
  3. Step 3: Cross multiply
    145,845.80x = 218,768.70 × 110,416.40
  4. Step 4: Simplify right side
    145,845.80x = 24,155,652,286.68
  5. Step 5: Solve for x
    x = 24,155,652,286.68/145,845.80
  6. Step 6: Final answer
    x = 165,624.60

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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.