Home / 132,558.39-198,708.93-52,570.13

Finding the Fourth Proportional to 132,558.39, 198,708.93 and 52,570.13

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Solution

The fourth proportional to 132,558.39, 198,708.93 and 52,570.13 is: 78,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,558.39 : 198,708.93 = 52,570.13 : x
  2. Step 2: Convert to fraction form
    132,558.39/198,708.93 = 52,570.13/x
  3. Step 3: Cross multiply
    132,558.39x = 198,708.93 × 52,570.13
  4. Step 4: Simplify right side
    132,558.39x = 10,446,153,288.72
  5. Step 5: Solve for x
    x = 10,446,153,288.72/132,558.39
  6. Step 6: Final answer
    x = 78,804.17

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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.