Home / 140,583.80-210,642.42-98,943.32

Finding the Fourth Proportional to 140,583.80, 210,642.42 and 98,943.32

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Solution

The fourth proportional to 140,583.80, 210,642.42 and 98,943.32 is: 148,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,583.80 : 210,642.42 = 98,943.32 : x
  2. Step 2: Convert to fraction form
    140,583.80/210,642.42 = 98,943.32/x
  3. Step 3: Cross multiply
    140,583.80x = 210,642.42 × 98,943.32
  4. Step 4: Simplify right side
    140,583.80x = 20,841,660,367.63
  5. Step 5: Solve for x
    x = 20,841,660,367.63/140,583.80
  6. Step 6: Final answer
    x = 148,250.80

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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.