Home / 84,084.24-116,042.04-48,284.40

Finding the Fourth Proportional to 84,084.24, 116,042.04 and 48,284.40

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Solution

The fourth proportional to 84,084.24, 116,042.04 and 48,284.40 is: 66,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,084.24 : 116,042.04 = 48,284.40 : x
  2. Step 2: Convert to fraction form
    84,084.24/116,042.04 = 48,284.40/x
  3. Step 3: Cross multiply
    84,084.24x = 116,042.04 × 48,284.40
  4. Step 4: Simplify right side
    84,084.24x = 5,603,020,276.18
  5. Step 5: Solve for x
    x = 5,603,020,276.18/84,084.24
  6. Step 6: Final answer
    x = 66,635.80

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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.