Home / 257,018.54-385,106.46-182,003.96

Finding the Fourth Proportional to 257,018.54, 385,106.46 and 182,003.96

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Solution

The fourth proportional to 257,018.54, 385,106.46 and 182,003.96 is: 272,707.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,018.54 : 385,106.46 = 182,003.96 : x
  2. Step 2: Convert to fraction form
    257,018.54/385,106.46 = 182,003.96/x
  3. Step 3: Cross multiply
    257,018.54x = 385,106.46 × 182,003.96
  4. Step 4: Simplify right side
    257,018.54x = 70,090,900,741.58
  5. Step 5: Solve for x
    x = 70,090,900,741.58/257,018.54
  6. Step 6: Final answer
    x = 272,707.57

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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.