Home / 130,383.63-195,541.38-46,135.53

Finding the Fourth Proportional to 130,383.63, 195,541.38 and 46,135.53

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Solution

The fourth proportional to 130,383.63, 195,541.38 and 46,135.53 is: 69,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,383.63 : 195,541.38 = 46,135.53 : x
  2. Step 2: Convert to fraction form
    130,383.63/195,541.38 = 46,135.53/x
  3. Step 3: Cross multiply
    130,383.63x = 195,541.38 × 46,135.53
  4. Step 4: Simplify right side
    130,383.63x = 9,021,405,203.23
  5. Step 5: Solve for x
    x = 9,021,405,203.23/130,383.63
  6. Step 6: Final answer
    x = 69,191.24

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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.