Home / 99,494.06-149,141.34-46,223.48

Finding the Fourth Proportional to 99,494.06, 149,141.34 and 46,223.48

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Solution

The fourth proportional to 99,494.06, 149,141.34 and 46,223.48 is: 69,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,494.06 : 149,141.34 = 46,223.48 : x
  2. Step 2: Convert to fraction form
    99,494.06/149,141.34 = 46,223.48/x
  3. Step 3: Cross multiply
    99,494.06x = 149,141.34 × 46,223.48
  4. Step 4: Simplify right side
    99,494.06x = 6,893,831,746.66
  5. Step 5: Solve for x
    x = 6,893,831,746.66/99,494.06
  6. Step 6: Final answer
    x = 69,288.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.