Home / 178,926.12-246,973.06-115,263.72

Finding the Fourth Proportional to 178,926.12, 246,973.06 and 115,263.72

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Solution

The fourth proportional to 178,926.12, 246,973.06 and 115,263.72 is: 159,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,926.12 : 246,973.06 = 115,263.72 : x
  2. Step 2: Convert to fraction form
    178,926.12/246,973.06 = 115,263.72/x
  3. Step 3: Cross multiply
    178,926.12x = 246,973.06 × 115,263.72
  4. Step 4: Simplify right side
    178,926.12x = 28,467,033,635.38
  5. Step 5: Solve for x
    x = 28,467,033,635.38/178,926.12
  6. Step 6: Final answer
    x = 159,099.37

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1.5x scale

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.