Home / 42,930.68-64,433.06-29,792.27

Finding the Fourth Proportional to 42,930.68, 64,433.06 and 29,792.27

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Solution

The fourth proportional to 42,930.68, 64,433.06 and 29,792.27 is: 44,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,930.68 : 64,433.06 = 29,792.27 : x
  2. Step 2: Convert to fraction form
    42,930.68/64,433.06 = 29,792.27/x
  3. Step 3: Cross multiply
    42,930.68x = 64,433.06 × 29,792.27
  4. Step 4: Simplify right side
    42,930.68x = 1,919,606,649.32
  5. Step 5: Solve for x
    x = 1,919,606,649.32/42,930.68
  6. Step 6: Final answer
    x = 44,714.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.