Home / 237,800.39-328,164.46-130,368.12

Finding the Fourth Proportional to 237,800.39, 328,164.46 and 130,368.12

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Solution

The fourth proportional to 237,800.39, 328,164.46 and 130,368.12 is: 179,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,800.39 : 328,164.46 = 130,368.12 : x
  2. Step 2: Convert to fraction form
    237,800.39/328,164.46 = 130,368.12/x
  3. Step 3: Cross multiply
    237,800.39x = 328,164.46 × 130,368.12
  4. Step 4: Simplify right side
    237,800.39x = 42,782,182,144.48
  5. Step 5: Solve for x
    x = 42,782,182,144.48/237,800.39
  6. Step 6: Final answer
    x = 179,907.96

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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.