Home / 313,668.03-470,237.55-136,041.25

Finding the Fourth Proportional to 313,668.03, 470,237.55 and 136,041.25

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Solution

The fourth proportional to 313,668.03, 470,237.55 and 136,041.25 is: 203,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,668.03 : 470,237.55 = 136,041.25 : x
  2. Step 2: Convert to fraction form
    313,668.03/470,237.55 = 136,041.25/x
  3. Step 3: Cross multiply
    313,668.03x = 470,237.55 × 136,041.25
  4. Step 4: Simplify right side
    313,668.03x = 63,971,704,098.94
  5. Step 5: Solve for x
    x = 63,971,704,098.94/313,668.03
  6. Step 6: Final answer
    x = 203,947.16

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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.