Home / 106,132.60-146,459.92-57,733

Finding the Fourth Proportional to 106,132.60, 146,459.92 and 57,733

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Solution

The fourth proportional to 106,132.60, 146,459.92 and 57,733 is: 79,669.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,132.60 : 146,459.92 = 57,733 : x
  2. Step 2: Convert to fraction form
    106,132.60/146,459.92 = 57,733/x
  3. Step 3: Cross multiply
    106,132.60x = 146,459.92 × 57,733
  4. Step 4: Simplify right side
    106,132.60x = 8,455,570,561.36
  5. Step 5: Solve for x
    x = 8,455,570,561.36/106,132.60
  6. Step 6: Final answer
    x = 79,669.87

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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.