Home / 185,465.18-255,938.92-104,889.68

Finding the Fourth Proportional to 185,465.18, 255,938.92 and 104,889.68

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Solution

The fourth proportional to 185,465.18, 255,938.92 and 104,889.68 is: 144,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,465.18 : 255,938.92 = 104,889.68 : x
  2. Step 2: Convert to fraction form
    185,465.18/255,938.92 = 104,889.68/x
  3. Step 3: Cross multiply
    185,465.18x = 255,938.92 × 104,889.68
  4. Step 4: Simplify right side
    185,465.18x = 26,845,351,418.35
  5. Step 5: Solve for x
    x = 26,845,351,418.35/185,465.18
  6. Step 6: Final answer
    x = 144,746.05

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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.