Home / 238,252.08-328,772.94-130,821.60

Finding the Fourth Proportional to 238,252.08, 328,772.94 and 130,821.60

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Solution

The fourth proportional to 238,252.08, 328,772.94 and 130,821.60 is: 180,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,252.08 : 328,772.94 = 130,821.60 : x
  2. Step 2: Convert to fraction form
    238,252.08/328,772.94 = 130,821.60/x
  3. Step 3: Cross multiply
    238,252.08x = 328,772.94 × 130,821.60
  4. Step 4: Simplify right side
    238,252.08x = 43,010,602,047.50
  5. Step 5: Solve for x
    x = 43,010,602,047.50/238,252.08
  6. Step 6: Final answer
    x = 180,525.61

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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.