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Finding the Fourth Proportional to 176,038.40, 264,025.20 and 109,359.20

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Solution

The fourth proportional to 176,038.40, 264,025.20 and 109,359.20 is: 164,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,038.40 : 264,025.20 = 109,359.20 : x
  2. Step 2: Convert to fraction form
    176,038.40/264,025.20 = 109,359.20/x
  3. Step 3: Cross multiply
    176,038.40x = 264,025.20 × 109,359.20
  4. Step 4: Simplify right side
    176,038.40x = 28,873,584,651.84
  5. Step 5: Solve for x
    x = 28,873,584,651.84/176,038.40
  6. Step 6: Final answer
    x = 164,018.67

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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.