Home / 93,709.75-129,316.98-55,471.27

Finding the Fourth Proportional to 93,709.75, 129,316.98 and 55,471.27

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Solution

The fourth proportional to 93,709.75, 129,316.98 and 55,471.27 is: 76,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,709.75 : 129,316.98 = 55,471.27 : x
  2. Step 2: Convert to fraction form
    93,709.75/129,316.98 = 55,471.27/x
  3. Step 3: Cross multiply
    93,709.75x = 129,316.98 × 55,471.27
  4. Step 4: Simplify right side
    93,709.75x = 7,173,377,113.16
  5. Step 5: Solve for x
    x = 7,173,377,113.16/93,709.75
  6. Step 6: Final answer
    x = 76,548.89

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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.