Home / 250,911.50-346,100.40-148,864.73

Finding the Fourth Proportional to 250,911.50, 346,100.40 and 148,864.73

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Solution

The fourth proportional to 250,911.50, 346,100.40 and 148,864.73 is: 205,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,911.50 : 346,100.40 = 148,864.73 : x
  2. Step 2: Convert to fraction form
    250,911.50/346,100.40 = 148,864.73/x
  3. Step 3: Cross multiply
    250,911.50x = 346,100.40 × 148,864.73
  4. Step 4: Simplify right side
    250,911.50x = 51,522,142,598.89
  5. Step 5: Solve for x
    x = 51,522,142,598.89/250,911.50
  6. Step 6: Final answer
    x = 205,339.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.