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Finding the Fourth Proportional to 243,174.44, 364,564.83 and 93,338.21

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Solution

The fourth proportional to 243,174.44, 364,564.83 and 93,338.21 is: 139,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,174.44 : 364,564.83 = 93,338.21 : x
  2. Step 2: Convert to fraction form
    243,174.44/364,564.83 = 93,338.21/x
  3. Step 3: Cross multiply
    243,174.44x = 364,564.83 × 93,338.21
  4. Step 4: Simplify right side
    243,174.44x = 34,027,828,661.15
  5. Step 5: Solve for x
    x = 34,027,828,661.15/243,174.44
  6. Step 6: Final answer
    x = 139,931.77

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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.