Home / 86,270.10-119,046.27-48,537.06

Finding the Fourth Proportional to 86,270.10, 119,046.27 and 48,537.06

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Solution

The fourth proportional to 86,270.10, 119,046.27 and 48,537.06 is: 66,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,270.10 : 119,046.27 = 48,537.06 : x
  2. Step 2: Convert to fraction form
    86,270.10/119,046.27 = 48,537.06/x
  3. Step 3: Cross multiply
    86,270.10x = 119,046.27 × 48,537.06
  4. Step 4: Simplify right side
    86,270.10x = 5,778,155,949.77
  5. Step 5: Solve for x
    x = 5,778,155,949.77/86,270.10
  6. Step 6: Final answer
    x = 66,977.50

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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.