Home / 116,253.52-174,379.06-76,986.32

Finding the Fourth Proportional to 116,253.52, 174,379.06 and 76,986.32

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Solution

The fourth proportional to 116,253.52, 174,379.06 and 76,986.32 is: 115,478.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,253.52 : 174,379.06 = 76,986.32 : x
  2. Step 2: Convert to fraction form
    116,253.52/174,379.06 = 76,986.32/x
  3. Step 3: Cross multiply
    116,253.52x = 174,379.06 × 76,986.32
  4. Step 4: Simplify right side
    116,253.52x = 13,424,802,114.46
  5. Step 5: Solve for x
    x = 13,424,802,114.46/116,253.52
  6. Step 6: Final answer
    x = 115,478.67

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1.5x scale

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.