Home / 84,182.49-116,172.52-45,942.35

Finding the Fourth Proportional to 84,182.49, 116,172.52 and 45,942.35

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Solution

The fourth proportional to 84,182.49, 116,172.52 and 45,942.35 is: 63,400.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,182.49 : 116,172.52 = 45,942.35 : x
  2. Step 2: Convert to fraction form
    84,182.49/116,172.52 = 45,942.35/x
  3. Step 3: Cross multiply
    84,182.49x = 116,172.52 × 45,942.35
  4. Step 4: Simplify right side
    84,182.49x = 5,337,237,878.50
  5. Step 5: Solve for x
    x = 5,337,237,878.50/84,182.49
  6. Step 6: Final answer
    x = 63,400.81

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1.5x scale

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.