Home / 105,970.06-146,238.24-58,223.26

Finding the Fourth Proportional to 105,970.06, 146,238.24 and 58,223.26

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Solution

The fourth proportional to 105,970.06, 146,238.24 and 58,223.26 is: 80,347.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,970.06 : 146,238.24 = 58,223.26 : x
  2. Step 2: Convert to fraction form
    105,970.06/146,238.24 = 58,223.26/x
  3. Step 3: Cross multiply
    105,970.06x = 146,238.24 × 58,223.26
  4. Step 4: Simplify right side
    105,970.06x = 8,514,467,069.46
  5. Step 5: Solve for x
    x = 8,514,467,069.46/105,970.06
  6. Step 6: Final answer
    x = 80,347.86

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1.5x scale

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.