Home / 238,110.23-328,604.04-130,679.33

Finding the Fourth Proportional to 238,110.23, 328,604.04 and 130,679.33

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Solution

The fourth proportional to 238,110.23, 328,604.04 and 130,679.33 is: 180,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,110.23 : 328,604.04 = 130,679.33 : x
  2. Step 2: Convert to fraction form
    238,110.23/328,604.04 = 130,679.33/x
  3. Step 3: Cross multiply
    238,110.23x = 328,604.04 × 130,679.33
  4. Step 4: Simplify right side
    238,110.23x = 42,941,754,139.47
  5. Step 5: Solve for x
    x = 42,941,754,139.47/238,110.23
  6. Step 6: Final answer
    x = 180,344.01

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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.