Home / 108,792.32-163,057.26-56,173.10

Finding the Fourth Proportional to 108,792.32, 163,057.26 and 56,173.10

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Solution

The fourth proportional to 108,792.32, 163,057.26 and 56,173.10 is: 84,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,792.32 : 163,057.26 = 56,173.10 : x
  2. Step 2: Convert to fraction form
    108,792.32/163,057.26 = 56,173.10/x
  3. Step 3: Cross multiply
    108,792.32x = 163,057.26 × 56,173.10
  4. Step 4: Simplify right side
    108,792.32x = 9,159,431,771.71
  5. Step 5: Solve for x
    x = 9,159,431,771.71/108,792.32
  6. Step 6: Final answer
    x = 84,191.90

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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.