Home / 106,133.88-146,463.18-58,384.38

Finding the Fourth Proportional to 106,133.88, 146,463.18 and 58,384.38

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Solution

The fourth proportional to 106,133.88, 146,463.18 and 58,384.38 is: 80,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,133.88 : 146,463.18 = 58,384.38 : x
  2. Step 2: Convert to fraction form
    106,133.88/146,463.18 = 58,384.38/x
  3. Step 3: Cross multiply
    106,133.88x = 146,463.18 × 58,384.38
  4. Step 4: Simplify right side
    106,133.88x = 8,551,161,957.13
  5. Step 5: Solve for x
    x = 8,551,161,957.13/106,133.88
  6. Step 6: Final answer
    x = 80,569.58

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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.