Home / 140,290.06-210,518.93-51,552.54

Finding the Fourth Proportional to 140,290.06, 210,518.93 and 51,552.54

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Solution

The fourth proportional to 140,290.06, 210,518.93 and 51,552.54 is: 77,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,290.06 : 210,518.93 = 51,552.54 : x
  2. Step 2: Convert to fraction form
    140,290.06/210,518.93 = 51,552.54/x
  3. Step 3: Cross multiply
    140,290.06x = 210,518.93 × 51,552.54
  4. Step 4: Simplify right side
    140,290.06x = 10,852,785,559.58
  5. Step 5: Solve for x
    x = 10,852,785,559.58/140,290.06
  6. Step 6: Final answer
    x = 77,359.62

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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.