Home / 230,877.60-346,316.40-73,105.80

Finding the Fourth Proportional to 230,877.60, 346,316.40 and 73,105.80

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Solution

The fourth proportional to 230,877.60, 346,316.40 and 73,105.80 is: 109,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,877.60 : 346,316.40 = 73,105.80 : x
  2. Step 2: Convert to fraction form
    230,877.60/346,316.40 = 73,105.80/x
  3. Step 3: Cross multiply
    230,877.60x = 346,316.40 × 73,105.80
  4. Step 4: Simplify right side
    230,877.60x = 25,317,737,475.12
  5. Step 5: Solve for x
    x = 25,317,737,475.12/230,877.60
  6. Step 6: Final answer
    x = 109,658.70

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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.