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Finding the Fourth Proportional to 242,015.31, 333,933.30 and 146,530.89

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Solution

The fourth proportional to 242,015.31, 333,933.30 and 146,530.89 is: 202,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,015.31 : 333,933.30 = 146,530.89 : x
  2. Step 2: Convert to fraction form
    242,015.31/333,933.30 = 146,530.89/x
  3. Step 3: Cross multiply
    242,015.31x = 333,933.30 × 146,530.89
  4. Step 4: Simplify right side
    242,015.31x = 48,931,543,649.64
  5. Step 5: Solve for x
    x = 48,931,543,649.64/242,015.31
  6. Step 6: Final answer
    x = 202,183.67

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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.