Home / 238,015.90-328,465.29-130,583.98

Finding the Fourth Proportional to 238,015.90, 328,465.29 and 130,583.98

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Solution

The fourth proportional to 238,015.90, 328,465.29 and 130,583.98 is: 180,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,015.90 : 328,465.29 = 130,583.98 : x
  2. Step 2: Convert to fraction form
    238,015.90/328,465.29 = 130,583.98/x
  3. Step 3: Cross multiply
    238,015.90x = 328,465.29 × 130,583.98
  4. Step 4: Simplify right side
    238,015.90x = 42,892,304,860.05
  5. Step 5: Solve for x
    x = 42,892,304,860.05/238,015.90
  6. Step 6: Final answer
    x = 180,207.73

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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.