Home / 264,288.84-364,721.28-143,431.18

Finding the Fourth Proportional to 264,288.84, 364,721.28 and 143,431.18

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Solution

The fourth proportional to 264,288.84, 364,721.28 and 143,431.18 is: 197,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,288.84 : 364,721.28 = 143,431.18 : x
  2. Step 2: Convert to fraction form
    264,288.84/364,721.28 = 143,431.18/x
  3. Step 3: Cross multiply
    264,288.84x = 364,721.28 × 143,431.18
  4. Step 4: Simplify right side
    264,288.84x = 52,312,403,561.51
  5. Step 5: Solve for x
    x = 52,312,403,561.51/264,288.84
  6. Step 6: Final answer
    x = 197,936.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.