Home / 64,750.11-97,099.64-31,460.33

Finding the Fourth Proportional to 64,750.11, 97,099.64 and 31,460.33

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Solution

The fourth proportional to 64,750.11, 97,099.64 and 31,460.33 is: 47,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,750.11 : 97,099.64 = 31,460.33 : x
  2. Step 2: Convert to fraction form
    64,750.11/97,099.64 = 31,460.33/x
  3. Step 3: Cross multiply
    64,750.11x = 97,099.64 × 31,460.33
  4. Step 4: Simplify right side
    64,750.11x = 3,054,786,074.48
  5. Step 5: Solve for x
    x = 3,054,786,074.48/64,750.11
  6. Step 6: Final answer
    x = 47,178.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.