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Finding the Fourth Proportional to 119,502.72, 179,254.08 and 44,628.72

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Solution

The fourth proportional to 119,502.72, 179,254.08 and 44,628.72 is: 66,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,502.72 : 179,254.08 = 44,628.72 : x
  2. Step 2: Convert to fraction form
    119,502.72/179,254.08 = 44,628.72/x
  3. Step 3: Cross multiply
    119,502.72x = 179,254.08 × 44,628.72
  4. Step 4: Simplify right side
    119,502.72x = 7,999,880,145.18
  5. Step 5: Solve for x
    x = 7,999,880,145.18/119,502.72
  6. Step 6: Final answer
    x = 66,943.08

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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.