Home / 82,970.14-114,509.94-52,758.46

Finding the Fourth Proportional to 82,970.14, 114,509.94 and 52,758.46

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Solution

The fourth proportional to 82,970.14, 114,509.94 and 52,758.46 is: 72,813.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,970.14 : 114,509.94 = 52,758.46 : x
  2. Step 2: Convert to fraction form
    82,970.14/114,509.94 = 52,758.46/x
  3. Step 3: Cross multiply
    82,970.14x = 114,509.94 × 52,758.46
  4. Step 4: Simplify right side
    82,970.14x = 6,041,368,089.09
  5. Step 5: Solve for x
    x = 6,041,368,089.09/82,970.14
  6. Step 6: Final answer
    x = 72,813.76

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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.