Home / 178,538.63-246,382.39-101,017.67

Finding the Fourth Proportional to 178,538.63, 246,382.39 and 101,017.67

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Solution

The fourth proportional to 178,538.63, 246,382.39 and 101,017.67 is: 139,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,538.63 : 246,382.39 = 101,017.67 : x
  2. Step 2: Convert to fraction form
    178,538.63/246,382.39 = 101,017.67/x
  3. Step 3: Cross multiply
    178,538.63x = 246,382.39 × 101,017.67
  4. Step 4: Simplify right side
    178,538.63x = 24,888,975,330.24
  5. Step 5: Solve for x
    x = 24,888,975,330.24/178,538.63
  6. Step 6: Final answer
    x = 139,403.86

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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.