Home / 76,862.64-106,054.24-46,663.84

Finding the Fourth Proportional to 76,862.64, 106,054.24 and 46,663.84

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Solution

The fourth proportional to 76,862.64, 106,054.24 and 46,663.84 is: 64,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,862.64 : 106,054.24 = 46,663.84 : x
  2. Step 2: Convert to fraction form
    76,862.64/106,054.24 = 46,663.84/x
  3. Step 3: Cross multiply
    76,862.64x = 106,054.24 × 46,663.84
  4. Step 4: Simplify right side
    76,862.64x = 4,948,898,086.68
  5. Step 5: Solve for x
    x = 4,948,898,086.68/76,862.64
  6. Step 6: Final answer
    x = 64,386.26

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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.