Home / 238,037.75-328,498.16-130,607.75

Finding the Fourth Proportional to 238,037.75, 328,498.16 and 130,607.75

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Solution

The fourth proportional to 238,037.75, 328,498.16 and 130,607.75 is: 180,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,037.75 : 328,498.16 = 130,607.75 : x
  2. Step 2: Convert to fraction form
    238,037.75/328,498.16 = 130,607.75/x
  3. Step 3: Cross multiply
    238,037.75x = 328,498.16 × 130,607.75
  4. Step 4: Simplify right side
    238,037.75x = 42,904,405,724.95
  5. Step 5: Solve for x
    x = 42,904,405,724.95/238,037.75
  6. Step 6: Final answer
    x = 180,242.02

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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.