Home / 102,684.41-141,703.82-57,362.00

Finding the Fourth Proportional to 102,684.41, 141,703.82 and 57,362.00

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Solution

The fourth proportional to 102,684.41, 141,703.82 and 57,362.00 is: 79,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,684.41 : 141,703.82 = 57,362.00 : x
  2. Step 2: Convert to fraction form
    102,684.41/141,703.82 = 57,362.00/x
  3. Step 3: Cross multiply
    102,684.41x = 141,703.82 × 57,362.00
  4. Step 4: Simplify right side
    102,684.41x = 8,128,414,590.29
  5. Step 5: Solve for x
    x = 8,128,414,590.29/102,684.41
  6. Step 6: Final answer
    x = 79,159.19

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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.