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Finding the Fourth Proportional to 113,697.43, 156,916.96 and 94,544.25

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Solution

The fourth proportional to 113,697.43, 156,916.96 and 94,544.25 is: 130,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,697.43 : 156,916.96 = 94,544.25 : x
  2. Step 2: Convert to fraction form
    113,697.43/156,916.96 = 94,544.25/x
  3. Step 3: Cross multiply
    113,697.43x = 156,916.96 × 94,544.25
  4. Step 4: Simplify right side
    113,697.43x = 14,835,596,295.48
  5. Step 5: Solve for x
    x = 14,835,596,295.48/113,697.43
  6. Step 6: Final answer
    x = 130,483.13

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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.