Home / 130,853.40-196,281.30-36,085.22

Finding the Fourth Proportional to 130,853.40, 196,281.30 and 36,085.22

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Solution

The fourth proportional to 130,853.40, 196,281.30 and 36,085.22 is: 54,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,853.40 : 196,281.30 = 36,085.22 : x
  2. Step 2: Convert to fraction form
    130,853.40/196,281.30 = 36,085.22/x
  3. Step 3: Cross multiply
    130,853.40x = 196,281.30 × 36,085.22
  4. Step 4: Simplify right side
    130,853.40x = 7,082,852,910.98
  5. Step 5: Solve for x
    x = 7,082,852,910.98/130,853.40
  6. Step 6: Final answer
    x = 54,128.15

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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.