Home / 117,685.08-176,509.01-51,107.34

Finding the Fourth Proportional to 117,685.08, 176,509.01 and 51,107.34

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Solution

The fourth proportional to 117,685.08, 176,509.01 and 51,107.34 is: 76,652.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,685.08 : 176,509.01 = 51,107.34 : x
  2. Step 2: Convert to fraction form
    117,685.08/176,509.01 = 51,107.34/x
  3. Step 3: Cross multiply
    117,685.08x = 176,509.01 × 51,107.34
  4. Step 4: Simplify right side
    117,685.08x = 9,020,905,731.60
  5. Step 5: Solve for x
    x = 9,020,905,731.60/117,685.08
  6. Step 6: Final answer
    x = 76,652.93

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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.