Home / 84,302.12-126,426.18-46,880.12

Finding the Fourth Proportional to 84,302.12, 126,426.18 and 46,880.12

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Solution

The fourth proportional to 84,302.12, 126,426.18 and 46,880.12 is: 70,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,302.12 : 126,426.18 = 46,880.12 : x
  2. Step 2: Convert to fraction form
    84,302.12/126,426.18 = 46,880.12/x
  3. Step 3: Cross multiply
    84,302.12x = 126,426.18 × 46,880.12
  4. Step 4: Simplify right side
    84,302.12x = 5,926,874,489.54
  5. Step 5: Solve for x
    x = 5,926,874,489.54/84,302.12
  6. Step 6: Final answer
    x = 70,305.17

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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.