Home / 238,372.24-328,955.76-130,944.40

Finding the Fourth Proportional to 238,372.24, 328,955.76 and 130,944.40

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Solution

The fourth proportional to 238,372.24, 328,955.76 and 130,944.40 is: 180,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,372.24 : 328,955.76 = 130,944.40 : x
  2. Step 2: Convert to fraction form
    238,372.24/328,955.76 = 130,944.40/x
  3. Step 3: Cross multiply
    238,372.24x = 328,955.76 × 130,944.40
  4. Step 4: Simplify right side
    238,372.24x = 43,074,914,619.74
  5. Step 5: Solve for x
    x = 43,074,914,619.74/238,372.24
  6. Step 6: Final answer
    x = 180,704.41

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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.