Home / 153,982.10-230,973.68-47,365.33

Finding the Fourth Proportional to 153,982.10, 230,973.68 and 47,365.33

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Solution

The fourth proportional to 153,982.10, 230,973.68 and 47,365.33 is: 71,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,982.10 : 230,973.68 = 47,365.33 : x
  2. Step 2: Convert to fraction form
    153,982.10/230,973.68 = 47,365.33/x
  3. Step 3: Cross multiply
    153,982.10x = 230,973.68 × 47,365.33
  4. Step 4: Simplify right side
    153,982.10x = 10,940,144,574.51
  5. Step 5: Solve for x
    x = 10,940,144,574.51/153,982.10
  6. Step 6: Final answer
    x = 71,048.16

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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.