Home / 108,938.88-150,312.34-63,596.28

Finding the Fourth Proportional to 108,938.88, 150,312.34 and 63,596.28

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Solution

The fourth proportional to 108,938.88, 150,312.34 and 63,596.28 is: 87,749.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,938.88 : 150,312.34 = 63,596.28 : x
  2. Step 2: Convert to fraction form
    108,938.88/150,312.34 = 63,596.28/x
  3. Step 3: Cross multiply
    108,938.88x = 150,312.34 × 63,596.28
  4. Step 4: Simplify right side
    108,938.88x = 9,559,305,662.10
  5. Step 5: Solve for x
    x = 9,559,305,662.10/108,938.88
  6. Step 6: Final answer
    x = 87,749.26

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1.5x scale

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.