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Finding the Fourth Proportional to 70,706.36, 97,601.02 and 46,840.80

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Solution

The fourth proportional to 70,706.36, 97,601.02 and 46,840.80 is: 64,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,706.36 : 97,601.02 = 46,840.80 : x
  2. Step 2: Convert to fraction form
    70,706.36/97,601.02 = 46,840.80/x
  3. Step 3: Cross multiply
    70,706.36x = 97,601.02 × 46,840.80
  4. Step 4: Simplify right side
    70,706.36x = 4,571,709,857.62
  5. Step 5: Solve for x
    x = 4,571,709,857.62/70,706.36
  6. Step 6: Final answer
    x = 64,657.69

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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.