Home / 238,079.22-328,548.35-130,651.04

Finding the Fourth Proportional to 238,079.22, 328,548.35 and 130,651.04

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Solution

The fourth proportional to 238,079.22, 328,548.35 and 130,651.04 is: 180,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,079.22 : 328,548.35 = 130,651.04 : x
  2. Step 2: Convert to fraction form
    238,079.22/328,548.35 = 130,651.04/x
  3. Step 3: Cross multiply
    238,079.22x = 328,548.35 × 130,651.04
  4. Step 4: Simplify right side
    238,079.22x = 42,925,184,765.78
  5. Step 5: Solve for x
    x = 42,925,184,765.78/238,079.22
  6. Step 6: Final answer
    x = 180,297.91

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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.