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Finding the Fourth Proportional to 365,357.64, 548,091.14 and 112,617.12

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Solution

The fourth proportional to 365,357.64, 548,091.14 and 112,617.12 is: 168,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,357.64 : 548,091.14 = 112,617.12 : x
  2. Step 2: Convert to fraction form
    365,357.64/548,091.14 = 112,617.12/x
  3. Step 3: Cross multiply
    365,357.64x = 548,091.14 × 112,617.12
  4. Step 4: Simplify right side
    365,357.64x = 61,724,445,121.23
  5. Step 5: Solve for x
    x = 61,724,445,121.23/365,357.64
  6. Step 6: Final answer
    x = 168,942.53

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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.