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Finding the Fourth Proportional to 370,872.48, 556,062.96 and 134,184

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Solution

The fourth proportional to 370,872.48, 556,062.96 and 134,184 is: 201,187.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,872.48 : 556,062.96 = 134,184 : x
  2. Step 2: Convert to fraction form
    370,872.48/556,062.96 = 134,184/x
  3. Step 3: Cross multiply
    370,872.48x = 556,062.96 × 134,184
  4. Step 4: Simplify right side
    370,872.48x = 74,614,752,224.64
  5. Step 5: Solve for x
    x = 74,614,752,224.64/370,872.48
  6. Step 6: Final answer
    x = 201,187.08

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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.