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Finding the Fourth Proportional to 169,372.68, 233,742.44 and 97,762.20

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Solution

The fourth proportional to 169,372.68, 233,742.44 and 97,762.20 is: 134,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,372.68 : 233,742.44 = 97,762.20 : x
  2. Step 2: Convert to fraction form
    169,372.68/233,742.44 = 97,762.20/x
  3. Step 3: Cross multiply
    169,372.68x = 233,742.44 × 97,762.20
  4. Step 4: Simplify right side
    169,372.68x = 22,851,175,167.77
  5. Step 5: Solve for x
    x = 22,851,175,167.77/169,372.68
  6. Step 6: Final answer
    x = 134,916.54

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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.