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Finding the Fourth Proportional to 179,730.63, 269,602.83 and 46,607.40

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Solution

The fourth proportional to 179,730.63, 269,602.83 and 46,607.40 is: 69,912.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,730.63 : 269,602.83 = 46,607.40 : x
  2. Step 2: Convert to fraction form
    179,730.63/269,602.83 = 46,607.40/x
  3. Step 3: Cross multiply
    179,730.63x = 269,602.83 × 46,607.40
  4. Step 4: Simplify right side
    179,730.63x = 12,565,486,938.94
  5. Step 5: Solve for x
    x = 12,565,486,938.94/179,730.63
  6. Step 6: Final answer
    x = 69,912.89

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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.