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Finding the Fourth Proportional to 70,349.82, 97,082.01 and 38,083.71

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Solution

The fourth proportional to 70,349.82, 97,082.01 and 38,083.71 is: 52,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,349.82 : 97,082.01 = 38,083.71 : x
  2. Step 2: Convert to fraction form
    70,349.82/97,082.01 = 38,083.71/x
  3. Step 3: Cross multiply
    70,349.82x = 97,082.01 × 38,083.71
  4. Step 4: Simplify right side
    70,349.82x = 3,697,242,924.64
  5. Step 5: Solve for x
    x = 3,697,242,924.64/70,349.82
  6. Step 6: Final answer
    x = 52,555.12

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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.