Home / 65,238.48-97,870.02-37,190.21

Finding the Fourth Proportional to 65,238.48, 97,870.02 and 37,190.21

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Solution

The fourth proportional to 65,238.48, 97,870.02 and 37,190.21 is: 55,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,238.48 : 97,870.02 = 37,190.21 : x
  2. Step 2: Convert to fraction form
    65,238.48/97,870.02 = 37,190.21/x
  3. Step 3: Cross multiply
    65,238.48x = 97,870.02 × 37,190.21
  4. Step 4: Simplify right side
    65,238.48x = 3,639,806,107.15
  5. Step 5: Solve for x
    x = 3,639,806,107.15/65,238.48
  6. Step 6: Final answer
    x = 55,792.32

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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.