Home / 93,020.36-139,308.80-50,837.18

Finding the Fourth Proportional to 93,020.36, 139,308.80 and 50,837.18

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Solution

The fourth proportional to 93,020.36, 139,308.80 and 50,837.18 is: 76,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,020.36 : 139,308.80 = 50,837.18 : x
  2. Step 2: Convert to fraction form
    93,020.36/139,308.80 = 50,837.18/x
  3. Step 3: Cross multiply
    93,020.36x = 139,308.80 × 50,837.18
  4. Step 4: Simplify right side
    93,020.36x = 7,082,065,590.45
  5. Step 5: Solve for x
    x = 7,082,065,590.45/93,020.36
  6. Step 6: Final answer
    x = 76,134.58

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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.