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Finding the Fourth Proportional to 295,193.39, 442,757.28 and 105,646.10

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Solution

The fourth proportional to 295,193.39, 442,757.28 and 105,646.10 is: 158,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,193.39 : 442,757.28 = 105,646.10 : x
  2. Step 2: Convert to fraction form
    295,193.39/442,757.28 = 105,646.10/x
  3. Step 3: Cross multiply
    295,193.39x = 442,757.28 × 105,646.10
  4. Step 4: Simplify right side
    295,193.39x = 46,775,579,878.61
  5. Step 5: Solve for x
    x = 46,775,579,878.61/295,193.39
  6. Step 6: Final answer
    x = 158,457.41

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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.