Home / 102,592.06-141,584.16-57,278.96

Finding the Fourth Proportional to 102,592.06, 141,584.16 and 57,278.96

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Solution

The fourth proportional to 102,592.06, 141,584.16 and 57,278.96 is: 79,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,592.06 : 141,584.16 = 57,278.96 : x
  2. Step 2: Convert to fraction form
    102,592.06/141,584.16 = 57,278.96/x
  3. Step 3: Cross multiply
    102,592.06x = 141,584.16 × 57,278.96
  4. Step 4: Simplify right side
    102,592.06x = 8,109,793,437.27
  5. Step 5: Solve for x
    x = 8,109,793,437.27/102,592.06
  6. Step 6: Final answer
    x = 79,048.94

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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.