Home / 370,126.31-555,194.01-130,247.37

Finding the Fourth Proportional to 370,126.31, 555,194.01 and 130,247.37

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Solution

The fourth proportional to 370,126.31, 555,194.01 and 130,247.37 is: 195,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,126.31 : 555,194.01 = 130,247.37 : x
  2. Step 2: Convert to fraction form
    370,126.31/555,194.01 = 130,247.37/x
  3. Step 3: Cross multiply
    370,126.31x = 555,194.01 × 130,247.37
  4. Step 4: Simplify right side
    370,126.31x = 72,312,560,130.68
  5. Step 5: Solve for x
    x = 72,312,560,130.68/370,126.31
  6. Step 6: Final answer
    x = 195,372.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.