Home / 84,240.84-116,239.15-48,424.16

Finding the Fourth Proportional to 84,240.84, 116,239.15 and 48,424.16

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Solution

The fourth proportional to 84,240.84, 116,239.15 and 48,424.16 is: 66,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240.84 : 116,239.15 = 48,424.16 : x
  2. Step 2: Convert to fraction form
    84,240.84/116,239.15 = 48,424.16/x
  3. Step 3: Cross multiply
    84,240.84x = 116,239.15 × 48,424.16
  4. Step 4: Simplify right side
    84,240.84x = 5,628,783,548.99
  5. Step 5: Solve for x
    x = 5,628,783,548.99/84,240.84
  6. Step 6: Final answer
    x = 66,817.75

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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.