Home / 106,402.14-146,835.95-58,657.19

Finding the Fourth Proportional to 106,402.14, 146,835.95 and 58,657.19

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Solution

The fourth proportional to 106,402.14, 146,835.95 and 58,657.19 is: 80,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,402.14 : 146,835.95 = 58,657.19 : x
  2. Step 2: Convert to fraction form
    106,402.14/146,835.95 = 58,657.19/x
  3. Step 3: Cross multiply
    106,402.14x = 146,835.95 × 58,657.19
  4. Step 4: Simplify right side
    106,402.14x = 8,612,983,190.51
  5. Step 5: Solve for x
    x = 8,612,983,190.51/106,402.14
  6. Step 6: Final answer
    x = 80,947.46

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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.