Home / 76,012.09-114,036.72-53,566.55

Finding the Fourth Proportional to 76,012.09, 114,036.72 and 53,566.55

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Solution

The fourth proportional to 76,012.09, 114,036.72 and 53,566.55 is: 80,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,012.09 : 114,036.72 = 53,566.55 : x
  2. Step 2: Convert to fraction form
    76,012.09/114,036.72 = 53,566.55/x
  3. Step 3: Cross multiply
    76,012.09x = 114,036.72 × 53,566.55
  4. Step 4: Simplify right side
    76,012.09x = 6,108,553,320.30
  5. Step 5: Solve for x
    x = 6,108,553,320.30/76,012.09
  6. Step 6: Final answer
    x = 80,362.92

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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.