Home / 132,021.02-198,010.59-42,052.07

Finding the Fourth Proportional to 132,021.02, 198,010.59 and 42,052.07

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Solution

The fourth proportional to 132,021.02, 198,010.59 and 42,052.07 is: 63,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,021.02 : 198,010.59 = 42,052.07 : x
  2. Step 2: Convert to fraction form
    132,021.02/198,010.59 = 42,052.07/x
  3. Step 3: Cross multiply
    132,021.02x = 198,010.59 × 42,052.07
  4. Step 4: Simplify right side
    132,021.02x = 8,326,754,201.37
  5. Step 5: Solve for x
    x = 8,326,754,201.37/132,021.02
  6. Step 6: Final answer
    x = 63,071.43

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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.