Home / 212,448.74-318,683.70-60,668.34

Finding the Fourth Proportional to 212,448.74, 318,683.70 and 60,668.34

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Solution

The fourth proportional to 212,448.74, 318,683.70 and 60,668.34 is: 91,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,448.74 : 318,683.70 = 60,668.34 : x
  2. Step 2: Convert to fraction form
    212,448.74/318,683.70 = 60,668.34/x
  3. Step 3: Cross multiply
    212,448.74x = 318,683.70 × 60,668.34
  4. Step 4: Simplify right side
    212,448.74x = 19,334,011,064.06
  5. Step 5: Solve for x
    x = 19,334,011,064.06/212,448.74
  6. Step 6: Final answer
    x = 91,005.53

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1.5x scale

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.