Home / 233,081.08-349,621.94-99,875

Finding the Fourth Proportional to 233,081.08, 349,621.94 and 99,875

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Solution

The fourth proportional to 233,081.08, 349,621.94 and 99,875 is: 149,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,081.08 : 349,621.94 = 99,875 : x
  2. Step 2: Convert to fraction form
    233,081.08/349,621.94 = 99,875/x
  3. Step 3: Cross multiply
    233,081.08x = 349,621.94 × 99,875
  4. Step 4: Simplify right side
    233,081.08x = 34,918,491,257.50
  5. Step 5: Solve for x
    x = 34,918,491,257.50/233,081.08
  6. Step 6: Final answer
    x = 149,812.64

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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.