Home / 130,063.12-195,072.52-36,547

Finding the Fourth Proportional to 130,063.12, 195,072.52 and 36,547

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Solution

The fourth proportional to 130,063.12, 195,072.52 and 36,547 is: 54,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,063.12 : 195,072.52 = 36,547 : x
  2. Step 2: Convert to fraction form
    130,063.12/195,072.52 = 36,547/x
  3. Step 3: Cross multiply
    130,063.12x = 195,072.52 × 36,547
  4. Step 4: Simplify right side
    130,063.12x = 7,129,315,388.44
  5. Step 5: Solve for x
    x = 7,129,315,388.44/130,063.12
  6. Step 6: Final answer
    x = 54,814.27

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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.