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Finding the Fourth Proportional to 70,903.70, 97,830.02 and 46,702.12

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Solution

The fourth proportional to 70,903.70, 97,830.02 and 46,702.12 is: 64,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,903.70 : 97,830.02 = 46,702.12 : x
  2. Step 2: Convert to fraction form
    70,903.70/97,830.02 = 46,702.12/x
  3. Step 3: Cross multiply
    70,903.70x = 97,830.02 × 46,702.12
  4. Step 4: Simplify right side
    70,903.70x = 4,568,869,333.64
  5. Step 5: Solve for x
    x = 4,568,869,333.64/70,903.70
  6. Step 6: Final answer
    x = 64,437.67

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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.