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Finding the Fourth Proportional to 201,337.80, 301,349.53 and 148,015.65

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Solution

The fourth proportional to 201,337.80, 301,349.53 and 148,015.65 is: 221,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,337.80 : 301,349.53 = 148,015.65 : x
  2. Step 2: Convert to fraction form
    201,337.80/301,349.53 = 148,015.65/x
  3. Step 3: Cross multiply
    201,337.80x = 301,349.53 × 148,015.65
  4. Step 4: Simplify right side
    201,337.80x = 44,604,446,560.14
  5. Step 5: Solve for x
    x = 44,604,446,560.14/201,337.80
  6. Step 6: Final answer
    x = 221,540.35

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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.