Home / 237,776.55-328,131.03-130,347.06

Finding the Fourth Proportional to 237,776.55, 328,131.03 and 130,347.06

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Solution

The fourth proportional to 237,776.55, 328,131.03 and 130,347.06 is: 179,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,776.55 : 328,131.03 = 130,347.06 : x
  2. Step 2: Convert to fraction form
    237,776.55/328,131.03 = 130,347.06/x
  3. Step 3: Cross multiply
    237,776.55x = 328,131.03 × 130,347.06
  4. Step 4: Simplify right side
    237,776.55x = 42,770,914,313.58
  5. Step 5: Solve for x
    x = 42,770,914,313.58/237,776.55
  6. Step 6: Final answer
    x = 179,878.61

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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.