Home / 84,275.67-116,323.88-48,477.21

Finding the Fourth Proportional to 84,275.67, 116,323.88 and 48,477.21

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Solution

The fourth proportional to 84,275.67, 116,323.88 and 48,477.21 is: 66,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,275.67 : 116,323.88 = 48,477.21 : x
  2. Step 2: Convert to fraction form
    84,275.67/116,323.88 = 48,477.21/x
  3. Step 3: Cross multiply
    84,275.67x = 116,323.88 × 48,477.21
  4. Step 4: Simplify right side
    84,275.67x = 5,639,056,916.39
  5. Step 5: Solve for x
    x = 5,639,056,916.39/84,275.67
  6. Step 6: Final answer
    x = 66,912.04

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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.