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Finding the Fourth Proportional to 173,054.88, 238,723.20 and 119,366.46

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Solution

The fourth proportional to 173,054.88, 238,723.20 and 119,366.46 is: 164,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,054.88 : 238,723.20 = 119,366.46 : x
  2. Step 2: Convert to fraction form
    173,054.88/238,723.20 = 119,366.46/x
  3. Step 3: Cross multiply
    173,054.88x = 238,723.20 × 119,366.46
  4. Step 4: Simplify right side
    173,054.88x = 28,495,543,303.87
  5. Step 5: Solve for x
    x = 28,495,543,303.87/173,054.88
  6. Step 6: Final answer
    x = 164,661.89

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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.