Home / 86,237.02-119,007.12-48,511.30

Finding the Fourth Proportional to 86,237.02, 119,007.12 and 48,511.30

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Solution

The fourth proportional to 86,237.02, 119,007.12 and 48,511.30 is: 66,945.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,237.02 : 119,007.12 = 48,511.30 : x
  2. Step 2: Convert to fraction form
    86,237.02/119,007.12 = 48,511.30/x
  3. Step 3: Cross multiply
    86,237.02x = 119,007.12 × 48,511.30
  4. Step 4: Simplify right side
    86,237.02x = 5,773,190,100.46
  5. Step 5: Solve for x
    x = 5,773,190,100.46/86,237.02
  6. Step 6: Final answer
    x = 66,945.61

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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.