Home / 238,090.50-328,554.55-130,662.32

Finding the Fourth Proportional to 238,090.50, 328,554.55 and 130,662.32

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Solution

The fourth proportional to 238,090.50, 328,554.55 and 130,662.32 is: 180,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,090.50 : 328,554.55 = 130,662.32 : x
  2. Step 2: Convert to fraction form
    238,090.50/328,554.55 = 130,662.32/x
  3. Step 3: Cross multiply
    238,090.50x = 328,554.55 × 130,662.32
  4. Step 4: Simplify right side
    238,090.50x = 42,929,700,244.29
  5. Step 5: Solve for x
    x = 42,929,700,244.29/238,090.50
  6. Step 6: Final answer
    x = 180,308.33

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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.