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Finding the Fourth Proportional to 108,814.53, 150,168.74 and 60,416.46

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Solution

The fourth proportional to 108,814.53, 150,168.74 and 60,416.46 is: 83,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,814.53 : 150,168.74 = 60,416.46 : x
  2. Step 2: Convert to fraction form
    108,814.53/150,168.74 = 60,416.46/x
  3. Step 3: Cross multiply
    108,814.53x = 150,168.74 × 60,416.46
  4. Step 4: Simplify right side
    108,814.53x = 9,072,663,371.38
  5. Step 5: Solve for x
    x = 9,072,663,371.38/108,814.53
  6. Step 6: Final answer
    x = 83,377.32

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1.5x scale

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.