Home / 65,320.58-97,957.77-31,122.18

Finding the Fourth Proportional to 65,320.58, 97,957.77 and 31,122.18

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Solution

The fourth proportional to 65,320.58, 97,957.77 and 31,122.18 is: 46,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,320.58 : 97,957.77 = 31,122.18 : x
  2. Step 2: Convert to fraction form
    65,320.58/97,957.77 = 31,122.18/x
  3. Step 3: Cross multiply
    65,320.58x = 97,957.77 × 31,122.18
  4. Step 4: Simplify right side
    65,320.58x = 3,048,659,350.34
  5. Step 5: Solve for x
    x = 3,048,659,350.34/65,320.58
  6. Step 6: Final answer
    x = 46,672.27

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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.