Home / 238,103.82-328,580.28-130,675.14

Finding the Fourth Proportional to 238,103.82, 328,580.28 and 130,675.14

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Solution

The fourth proportional to 238,103.82, 328,580.28 and 130,675.14 is: 180,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,103.82 : 328,580.28 = 130,675.14 : x
  2. Step 2: Convert to fraction form
    238,103.82/328,580.28 = 130,675.14/x
  3. Step 3: Cross multiply
    238,103.82x = 328,580.28 × 130,675.14
  4. Step 4: Simplify right side
    238,103.82x = 42,937,274,090.24
  5. Step 5: Solve for x
    x = 42,937,274,090.24/238,103.82
  6. Step 6: Final answer
    x = 180,330.05

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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.