Home / 241,428.10-361,998.15-148,000.90

Finding the Fourth Proportional to 241,428.10, 361,998.15 and 148,000.90

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Solution

The fourth proportional to 241,428.10, 361,998.15 and 148,000.90 is: 221,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,428.10 : 361,998.15 = 148,000.90 : x
  2. Step 2: Convert to fraction form
    241,428.10/361,998.15 = 148,000.90/x
  3. Step 3: Cross multiply
    241,428.10x = 361,998.15 × 148,000.90
  4. Step 4: Simplify right side
    241,428.10x = 53,576,051,998.34
  5. Step 5: Solve for x
    x = 53,576,051,998.34/241,428.10
  6. Step 6: Final answer
    x = 221,913.07

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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.