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Finding the Fourth Proportional to 237,325.96, 355,741.08 and 142,555.96

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Solution

The fourth proportional to 237,325.96, 355,741.08 and 142,555.96 is: 213,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,325.96 : 355,741.08 = 142,555.96 : x
  2. Step 2: Convert to fraction form
    237,325.96/355,741.08 = 142,555.96/x
  3. Step 3: Cross multiply
    237,325.96x = 355,741.08 × 142,555.96
  4. Step 4: Simplify right side
    237,325.96x = 50,713,009,746.90
  5. Step 5: Solve for x
    x = 50,713,009,746.90/237,325.96
  6. Step 6: Final answer
    x = 213,685.05

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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.