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Finding the Fourth Proportional to 70,685.70, 97,591.95 and 46,844.70

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Solution

The fourth proportional to 70,685.70, 97,591.95 and 46,844.70 is: 64,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,685.70 : 97,591.95 = 46,844.70 : x
  2. Step 2: Convert to fraction form
    70,685.70/97,591.95 = 46,844.70/x
  3. Step 3: Cross multiply
    70,685.70x = 97,591.95 × 46,844.70
  4. Step 4: Simplify right side
    70,685.70x = 4,571,665,620.17
  5. Step 5: Solve for x
    x = 4,571,665,620.17/70,685.70
  6. Step 6: Final answer
    x = 64,675.96

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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.