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Finding the Fourth Proportional to 173,464.58, 239,378.01 and 98,011.46

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Solution

The fourth proportional to 173,464.58, 239,378.01 and 98,011.46 is: 135,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,464.58 : 239,378.01 = 98,011.46 : x
  2. Step 2: Convert to fraction form
    173,464.58/239,378.01 = 98,011.46/x
  3. Step 3: Cross multiply
    173,464.58x = 239,378.01 × 98,011.46
  4. Step 4: Simplify right side
    173,464.58x = 23,461,788,251.99
  5. Step 5: Solve for x
    x = 23,461,788,251.99/173,464.58
  6. Step 6: Final answer
    x = 135,254.06

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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.