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Finding the Fourth Proportional to 114,309.56, 157,788.60 and 93,051.92

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Solution

The fourth proportional to 114,309.56, 157,788.60 and 93,051.92 is: 128,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,309.56 : 157,788.60 = 93,051.92 : x
  2. Step 2: Convert to fraction form
    114,309.56/157,788.60 = 93,051.92/x
  3. Step 3: Cross multiply
    114,309.56x = 157,788.60 × 93,051.92
  4. Step 4: Simplify right side
    114,309.56x = 14,682,532,184.11
  5. Step 5: Solve for x
    x = 14,682,532,184.11/114,309.56
  6. Step 6: Final answer
    x = 128,445.36

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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.