Home / 102,538.36-141,506.31-59,514.61

Finding the Fourth Proportional to 102,538.36, 141,506.31 and 59,514.61

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Solution

The fourth proportional to 102,538.36, 141,506.31 and 59,514.61 is: 82,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,538.36 : 141,506.31 = 59,514.61 : x
  2. Step 2: Convert to fraction form
    102,538.36/141,506.31 = 59,514.61/x
  3. Step 3: Cross multiply
    102,538.36x = 141,506.31 × 59,514.61
  4. Step 4: Simplify right side
    102,538.36x = 8,421,692,852.19
  5. Step 5: Solve for x
    x = 8,421,692,852.19/102,538.36
  6. Step 6: Final answer
    x = 82,132.12

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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.