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Finding the Fourth Proportional to 46,803.70, 70,205.55 and 46,512.10

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Solution

The fourth proportional to 46,803.70, 70,205.55 and 46,512.10 is: 69,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,803.70 : 70,205.55 = 46,512.10 : x
  2. Step 2: Convert to fraction form
    46,803.70/70,205.55 = 46,512.10/x
  3. Step 3: Cross multiply
    46,803.70x = 70,205.55 × 46,512.10
  4. Step 4: Simplify right side
    46,803.70x = 3,265,407,562.16
  5. Step 5: Solve for x
    x = 3,265,407,562.16/46,803.70
  6. Step 6: Final answer
    x = 69,768.15

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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.