Home / 84,083.40-116,030.46-48,271.08

Finding the Fourth Proportional to 84,083.40, 116,030.46 and 48,271.08

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Solution

The fourth proportional to 84,083.40, 116,030.46 and 48,271.08 is: 66,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,083.40 : 116,030.46 = 48,271.08 : x
  2. Step 2: Convert to fraction form
    84,083.40/116,030.46 = 48,271.08/x
  3. Step 3: Cross multiply
    84,083.40x = 116,030.46 × 48,271.08
  4. Step 4: Simplify right side
    84,083.40x = 5,600,915,617.10
  5. Step 5: Solve for x
    x = 5,600,915,617.10/84,083.40
  6. Step 6: Final answer
    x = 66,611.43

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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.