Home / 238,098.08-328,583.28-130,673.96

Finding the Fourth Proportional to 238,098.08, 328,583.28 and 130,673.96

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Solution

The fourth proportional to 238,098.08, 328,583.28 and 130,673.96 is: 180,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,098.08 : 328,583.28 = 130,673.96 : x
  2. Step 2: Convert to fraction form
    238,098.08/328,583.28 = 130,673.96/x
  3. Step 3: Cross multiply
    238,098.08x = 328,583.28 × 130,673.96
  4. Step 4: Simplify right side
    238,098.08x = 42,937,278,466.69
  5. Step 5: Solve for x
    x = 42,937,278,466.69/238,098.08
  6. Step 6: Final answer
    x = 180,334.42

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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.