Home / 92,973.36-128,304.24-50,531.90

Finding the Fourth Proportional to 92,973.36, 128,304.24 and 50,531.90

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Solution

The fourth proportional to 92,973.36, 128,304.24 and 50,531.90 is: 69,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,973.36 : 128,304.24 = 50,531.90 : x
  2. Step 2: Convert to fraction form
    92,973.36/128,304.24 = 50,531.90/x
  3. Step 3: Cross multiply
    92,973.36x = 128,304.24 × 50,531.90
  4. Step 4: Simplify right side
    92,973.36x = 6,483,457,025.26
  5. Step 5: Solve for x
    x = 6,483,457,025.26/92,973.36
  6. Step 6: Final answer
    x = 69,734.57

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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.