Home / 220,010.48-330,012.93-70,248.87

Finding the Fourth Proportional to 220,010.48, 330,012.93 and 70,248.87

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Solution

The fourth proportional to 220,010.48, 330,012.93 and 70,248.87 is: 105,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010.48 : 330,012.93 = 70,248.87 : x
  2. Step 2: Convert to fraction form
    220,010.48/330,012.93 = 70,248.87/x
  3. Step 3: Cross multiply
    220,010.48x = 330,012.93 × 70,248.87
  4. Step 4: Simplify right side
    220,010.48x = 23,183,033,416.58
  5. Step 5: Solve for x
    x = 23,183,033,416.58/220,010.48
  6. Step 6: Final answer
    x = 105,372.41

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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.