Home / 108,838.32-163,304.24-56,284.71

Finding the Fourth Proportional to 108,838.32, 163,304.24 and 56,284.71

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Solution

The fourth proportional to 108,838.32, 163,304.24 and 56,284.71 is: 84,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,838.32 : 163,304.24 = 56,284.71 : x
  2. Step 2: Convert to fraction form
    108,838.32/163,304.24 = 56,284.71/x
  3. Step 3: Cross multiply
    108,838.32x = 163,304.24 × 56,284.71
  4. Step 4: Simplify right side
    108,838.32x = 9,191,531,790.17
  5. Step 5: Solve for x
    x = 9,191,531,790.17/108,838.32
  6. Step 6: Final answer
    x = 84,451.25

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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.