Home / 93,708.28-129,317.88-51,267.52

Finding the Fourth Proportional to 93,708.28, 129,317.88 and 51,267.52

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Solution

The fourth proportional to 93,708.28, 129,317.88 and 51,267.52 is: 70,749.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,708.28 : 129,317.88 = 51,267.52 : x
  2. Step 2: Convert to fraction form
    93,708.28/129,317.88 = 51,267.52/x
  3. Step 3: Cross multiply
    93,708.28x = 129,317.88 × 51,267.52
  4. Step 4: Simplify right side
    93,708.28x = 6,629,806,999.26
  5. Step 5: Solve for x
    x = 6,629,806,999.26/93,708.28
  6. Step 6: Final answer
    x = 70,749.43

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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.