Home / 106,085.12-146,397.84-58,341.44

Finding the Fourth Proportional to 106,085.12, 146,397.84 and 58,341.44

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Solution

The fourth proportional to 106,085.12, 146,397.84 and 58,341.44 is: 80,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,085.12 : 146,397.84 = 58,341.44 : x
  2. Step 2: Convert to fraction form
    106,085.12/146,397.84 = 58,341.44/x
  3. Step 3: Cross multiply
    106,085.12x = 146,397.84 × 58,341.44
  4. Step 4: Simplify right side
    106,085.12x = 8,541,060,798.49
  5. Step 5: Solve for x
    x = 8,541,060,798.49/106,085.12
  6. Step 6: Final answer
    x = 80,511.39

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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.