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Finding the Fourth Proportional to 70,453.40, 97,258.93 and 43,613.44

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Solution

The fourth proportional to 70,453.40, 97,258.93 and 43,613.44 is: 60,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,453.40 : 97,258.93 = 43,613.44 : x
  2. Step 2: Convert to fraction form
    70,453.40/97,258.93 = 43,613.44/x
  3. Step 3: Cross multiply
    70,453.40x = 97,258.93 × 43,613.44
  4. Step 4: Simplify right side
    70,453.40x = 4,241,796,155.84
  5. Step 5: Solve for x
    x = 4,241,796,155.84/70,453.40
  6. Step 6: Final answer
    x = 60,207.12

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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.