Home / 140,943.24-211,271.58-88,389.36

Finding the Fourth Proportional to 140,943.24, 211,271.58 and 88,389.36

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Solution

The fourth proportional to 140,943.24, 211,271.58 and 88,389.36 is: 132,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,943.24 : 211,271.58 = 88,389.36 : x
  2. Step 2: Convert to fraction form
    140,943.24/211,271.58 = 88,389.36/x
  3. Step 3: Cross multiply
    140,943.24x = 211,271.58 × 88,389.36
  4. Step 4: Simplify right side
    140,943.24x = 18,674,159,742.39
  5. Step 5: Solve for x
    x = 18,674,159,742.39/140,943.24
  6. Step 6: Final answer
    x = 132,494.19

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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.