Home / 237,808.18-328,166.58-130,375.86

Finding the Fourth Proportional to 237,808.18, 328,166.58 and 130,375.86

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Solution

The fourth proportional to 237,808.18, 328,166.58 and 130,375.86 is: 179,913.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,808.18 : 328,166.58 = 130,375.86 : x
  2. Step 2: Convert to fraction form
    237,808.18/328,166.58 = 130,375.86/x
  3. Step 3: Cross multiply
    237,808.18x = 328,166.58 × 130,375.86
  4. Step 4: Simplify right side
    237,808.18x = 42,785,000,090.76
  5. Step 5: Solve for x
    x = 42,785,000,090.76/237,808.18
  6. Step 6: Final answer
    x = 179,913.91

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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.