Home / 117,364.90-176,005.66-42,465.62

Finding the Fourth Proportional to 117,364.90, 176,005.66 and 42,465.62

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Solution

The fourth proportional to 117,364.90, 176,005.66 and 42,465.62 is: 63,683.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,364.90 : 176,005.66 = 42,465.62 : x
  2. Step 2: Convert to fraction form
    117,364.90/176,005.66 = 42,465.62/x
  3. Step 3: Cross multiply
    117,364.90x = 176,005.66 × 42,465.62
  4. Step 4: Simplify right side
    117,364.90x = 7,474,188,898.85
  5. Step 5: Solve for x
    x = 7,474,188,898.85/117,364.90
  6. Step 6: Final answer
    x = 63,683.34

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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.