Home / 238,295.28-328,847.88-130,872.24

Finding the Fourth Proportional to 238,295.28, 328,847.88 and 130,872.24

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Solution

The fourth proportional to 238,295.28, 328,847.88 and 130,872.24 is: 180,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,295.28 : 328,847.88 = 130,872.24 : x
  2. Step 2: Convert to fraction form
    238,295.28/328,847.88 = 130,872.24/x
  3. Step 3: Cross multiply
    238,295.28x = 328,847.88 × 130,872.24
  4. Step 4: Simplify right side
    238,295.28x = 43,037,058,674.85
  5. Step 5: Solve for x
    x = 43,037,058,674.85/238,295.28
  6. Step 6: Final answer
    x = 180,603.91

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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.