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Finding the Fourth Proportional to 70,209.66, 96,815.70 and 46,305.84

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Solution

The fourth proportional to 70,209.66, 96,815.70 and 46,305.84 is: 63,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,209.66 : 96,815.70 = 46,305.84 : x
  2. Step 2: Convert to fraction form
    70,209.66/96,815.70 = 46,305.84/x
  3. Step 3: Cross multiply
    70,209.66x = 96,815.70 × 46,305.84
  4. Step 4: Simplify right side
    70,209.66x = 4,483,132,313.69
  5. Step 5: Solve for x
    x = 4,483,132,313.69/70,209.66
  6. Step 6: Final answer
    x = 63,853.50

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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.