Home / 93,921.89-129,611.43-51,480.32

Finding the Fourth Proportional to 93,921.89, 129,611.43 and 51,480.32

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Solution

The fourth proportional to 93,921.89, 129,611.43 and 51,480.32 is: 71,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,921.89 : 129,611.43 = 51,480.32 : x
  2. Step 2: Convert to fraction form
    93,921.89/129,611.43 = 51,480.32/x
  3. Step 3: Cross multiply
    93,921.89x = 129,611.43 × 51,480.32
  4. Step 4: Simplify right side
    93,921.89x = 6,672,437,244.00
  5. Step 5: Solve for x
    x = 6,672,437,244.00/93,921.89
  6. Step 6: Final answer
    x = 71,042.41

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1.5x scale

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.