Home / 108,026.64-149,052.96-62,678.34

Finding the Fourth Proportional to 108,026.64, 149,052.96 and 62,678.34

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Solution

The fourth proportional to 108,026.64, 149,052.96 and 62,678.34 is: 86,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,026.64 : 149,052.96 = 62,678.34 : x
  2. Step 2: Convert to fraction form
    108,026.64/149,052.96 = 62,678.34/x
  3. Step 3: Cross multiply
    108,026.64x = 149,052.96 × 62,678.34
  4. Step 4: Simplify right side
    108,026.64x = 9,342,392,104.89
  5. Step 5: Solve for x
    x = 9,342,392,104.89/108,026.64
  6. Step 6: Final answer
    x = 86,482.30

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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.