Home / 84,339.82-116,389.07-48,529.11

Finding the Fourth Proportional to 84,339.82, 116,389.07 and 48,529.11

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Solution

The fourth proportional to 84,339.82, 116,389.07 and 48,529.11 is: 66,970.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,339.82 : 116,389.07 = 48,529.11 : x
  2. Step 2: Convert to fraction form
    84,339.82/116,389.07 = 48,529.11/x
  3. Step 3: Cross multiply
    84,339.82x = 116,389.07 × 48,529.11
  4. Step 4: Simplify right side
    84,339.82x = 5,648,257,980.83
  5. Step 5: Solve for x
    x = 5,648,257,980.83/84,339.82
  6. Step 6: Final answer
    x = 66,970.24

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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.