Home / 238,284.82-328,820.25-130,869.46

Finding the Fourth Proportional to 238,284.82, 328,820.25 and 130,869.46

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Solution

The fourth proportional to 238,284.82, 328,820.25 and 130,869.46 is: 180,592.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,284.82 : 328,820.25 = 130,869.46 : x
  2. Step 2: Convert to fraction form
    238,284.82/328,820.25 = 130,869.46/x
  3. Step 3: Cross multiply
    238,284.82x = 328,820.25 × 130,869.46
  4. Step 4: Simplify right side
    238,284.82x = 43,032,528,554.57
  5. Step 5: Solve for x
    x = 43,032,528,554.57/238,284.82
  6. Step 6: Final answer
    x = 180,592.82

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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.