Home / 285,483.14-428,231.64-95,946.26

Finding the Fourth Proportional to 285,483.14, 428,231.64 and 95,946.26

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Solution

The fourth proportional to 285,483.14, 428,231.64 and 95,946.26 is: 143,921.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,483.14 : 428,231.64 = 95,946.26 : x
  2. Step 2: Convert to fraction form
    285,483.14/428,231.64 = 95,946.26/x
  3. Step 3: Cross multiply
    285,483.14x = 428,231.64 × 95,946.26
  4. Step 4: Simplify right side
    285,483.14x = 41,087,224,271.67
  5. Step 5: Solve for x
    x = 41,087,224,271.67/285,483.14
  6. Step 6: Final answer
    x = 143,921.72

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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.