Home / 76,273.52-114,450.16-55,386.08

Finding the Fourth Proportional to 76,273.52, 114,450.16 and 55,386.08

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Solution

The fourth proportional to 76,273.52, 114,450.16 and 55,386.08 is: 83,108.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,273.52 : 114,450.16 = 55,386.08 : x
  2. Step 2: Convert to fraction form
    76,273.52/114,450.16 = 55,386.08/x
  3. Step 3: Cross multiply
    76,273.52x = 114,450.16 × 55,386.08
  4. Step 4: Simplify right side
    76,273.52x = 6,338,945,717.77
  5. Step 5: Solve for x
    x = 6,338,945,717.77/76,273.52
  6. Step 6: Final answer
    x = 83,108.08

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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.