Home / 106,036.48-146,332.16-58,291.84

Finding the Fourth Proportional to 106,036.48, 146,332.16 and 58,291.84

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Solution

The fourth proportional to 106,036.48, 146,332.16 and 58,291.84 is: 80,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,036.48 : 146,332.16 = 58,291.84 : x
  2. Step 2: Convert to fraction form
    106,036.48/146,332.16 = 58,291.84/x
  3. Step 3: Cross multiply
    106,036.48x = 146,332.16 × 58,291.84
  4. Step 4: Simplify right side
    106,036.48x = 8,529,970,857.57
  5. Step 5: Solve for x
    x = 8,529,970,857.57/106,036.48
  6. Step 6: Final answer
    x = 80,443.74

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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.