Home / 130,395.12-195,582.96-41,658

Finding the Fourth Proportional to 130,395.12, 195,582.96 and 41,658

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Solution

The fourth proportional to 130,395.12, 195,582.96 and 41,658 is: 62,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,395.12 : 195,582.96 = 41,658 : x
  2. Step 2: Convert to fraction form
    130,395.12/195,582.96 = 41,658/x
  3. Step 3: Cross multiply
    130,395.12x = 195,582.96 × 41,658
  4. Step 4: Simplify right side
    130,395.12x = 8,147,594,947.68
  5. Step 5: Solve for x
    x = 8,147,594,947.68/130,395.12
  6. Step 6: Final answer
    x = 62,483.89

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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.