Home / 264,424.21-364,905.39-143,565.51

Finding the Fourth Proportional to 264,424.21, 364,905.39 and 143,565.51

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Solution

The fourth proportional to 264,424.21, 364,905.39 and 143,565.51 is: 198,120.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,424.21 : 364,905.39 = 143,565.51 : x
  2. Step 2: Convert to fraction form
    264,424.21/364,905.39 = 143,565.51/x
  3. Step 3: Cross multiply
    264,424.21x = 364,905.39 × 143,565.51
  4. Step 4: Simplify right side
    264,424.21x = 52,387,827,812.81
  5. Step 5: Solve for x
    x = 52,387,827,812.81/264,424.21
  6. Step 6: Final answer
    x = 198,120.39

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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.