Home / 237,745.89-328,084.14-130,313.61

Finding the Fourth Proportional to 237,745.89, 328,084.14 and 130,313.61

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Solution

The fourth proportional to 237,745.89, 328,084.14 and 130,313.61 is: 179,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,745.89 : 328,084.14 = 130,313.61 : x
  2. Step 2: Convert to fraction form
    237,745.89/328,084.14 = 130,313.61/x
  3. Step 3: Cross multiply
    237,745.89x = 328,084.14 × 130,313.61
  4. Step 4: Simplify right side
    237,745.89x = 42,753,828,667.15
  5. Step 5: Solve for x
    x = 42,753,828,667.15/237,745.89
  6. Step 6: Final answer
    x = 179,829.94

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1.5x scale

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.