Home / 138,848.73-208,266.17-48,895.88

Finding the Fourth Proportional to 138,848.73, 208,266.17 and 48,895.88

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Solution

The fourth proportional to 138,848.73, 208,266.17 and 48,895.88 is: 73,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,848.73 : 208,266.17 = 48,895.88 : x
  2. Step 2: Convert to fraction form
    138,848.73/208,266.17 = 48,895.88/x
  3. Step 3: Cross multiply
    138,848.73x = 208,266.17 × 48,895.88
  4. Step 4: Simplify right side
    138,848.73x = 10,183,357,524.23
  5. Step 5: Solve for x
    x = 10,183,357,524.23/138,848.73
  6. Step 6: Final answer
    x = 73,341.38

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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.