Home / 94,928.40-142,414.20-55,465.20

Finding the Fourth Proportional to 94,928.40, 142,414.20 and 55,465.20

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Solution

The fourth proportional to 94,928.40, 142,414.20 and 55,465.20 is: 83,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,928.40 : 142,414.20 = 55,465.20 : x
  2. Step 2: Convert to fraction form
    94,928.40/142,414.20 = 55,465.20/x
  3. Step 3: Cross multiply
    94,928.40x = 142,414.20 × 55,465.20
  4. Step 4: Simplify right side
    94,928.40x = 7,899,032,085.84
  5. Step 5: Solve for x
    x = 7,899,032,085.84/94,928.40
  6. Step 6: Final answer
    x = 83,210.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.