Home / 65,012.09-97,438.35-36,955.64

Finding the Fourth Proportional to 65,012.09, 97,438.35 and 36,955.64

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Solution

The fourth proportional to 65,012.09, 97,438.35 and 36,955.64 is: 55,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,012.09 : 97,438.35 = 36,955.64 : x
  2. Step 2: Convert to fraction form
    65,012.09/97,438.35 = 36,955.64/x
  3. Step 3: Cross multiply
    65,012.09x = 97,438.35 × 36,955.64
  4. Step 4: Simplify right side
    65,012.09x = 3,600,896,584.79
  5. Step 5: Solve for x
    x = 3,600,896,584.79/65,012.09
  6. Step 6: Final answer
    x = 55,388.11

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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.