Home / 237,904.08-328,284.66-142,408.72

Finding the Fourth Proportional to 237,904.08, 328,284.66 and 142,408.72

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Solution

The fourth proportional to 237,904.08, 328,284.66 and 142,408.72 is: 196,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,904.08 : 328,284.66 = 142,408.72 : x
  2. Step 2: Convert to fraction form
    237,904.08/328,284.66 = 142,408.72/x
  3. Step 3: Cross multiply
    237,904.08x = 328,284.66 × 142,408.72
  4. Step 4: Simplify right side
    237,904.08x = 46,750,598,226.24
  5. Step 5: Solve for x
    x = 46,750,598,226.24/237,904.08
  6. Step 6: Final answer
    x = 196,510.29

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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.