Home / 70,459.08-97,228.68-41,777.28

Finding the Fourth Proportional to 70,459.08, 97,228.68 and 41,777.28

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Solution

The fourth proportional to 70,459.08, 97,228.68 and 41,777.28 is: 57,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,459.08 : 97,228.68 = 41,777.28 : x
  2. Step 2: Convert to fraction form
    70,459.08/97,228.68 = 41,777.28/x
  3. Step 3: Cross multiply
    70,459.08x = 97,228.68 × 41,777.28
  4. Step 4: Simplify right side
    70,459.08x = 4,061,949,788.39
  5. Step 5: Solve for x
    x = 4,061,949,788.39/70,459.08
  6. Step 6: Final answer
    x = 57,649.77

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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.