Home / 106,106.95-146,426.43-58,360.96

Finding the Fourth Proportional to 106,106.95, 146,426.43 and 58,360.96

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Solution

The fourth proportional to 106,106.95, 146,426.43 and 58,360.96 is: 80,537.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,106.95 : 146,426.43 = 58,360.96 : x
  2. Step 2: Convert to fraction form
    106,106.95/146,426.43 = 58,360.96/x
  3. Step 3: Cross multiply
    106,106.95x = 146,426.43 × 58,360.96
  4. Step 4: Simplify right side
    106,106.95x = 8,545,587,024.17
  5. Step 5: Solve for x
    x = 8,545,587,024.17/106,106.95
  6. Step 6: Final answer
    x = 80,537.49

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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.