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Finding the Fourth Proportional to 158,447.82, 237,511.71 and 99,324.93

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Solution

The fourth proportional to 158,447.82, 237,511.71 and 99,324.93 is: 148,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,447.82 : 237,511.71 = 99,324.93 : x
  2. Step 2: Convert to fraction form
    158,447.82/237,511.71 = 99,324.93/x
  3. Step 3: Cross multiply
    158,447.82x = 237,511.71 × 99,324.93
  4. Step 4: Simplify right side
    158,447.82x = 23,590,833,969.93
  5. Step 5: Solve for x
    x = 23,590,833,969.93/158,447.82
  6. Step 6: Final answer
    x = 148,887.08

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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.