Home / 108,289.31-149,441.36-59,898.29

Finding the Fourth Proportional to 108,289.31, 149,441.36 and 59,898.29

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Solution

The fourth proportional to 108,289.31, 149,441.36 and 59,898.29 is: 82,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,289.31 : 149,441.36 = 59,898.29 : x
  2. Step 2: Convert to fraction form
    108,289.31/149,441.36 = 59,898.29/x
  3. Step 3: Cross multiply
    108,289.31x = 149,441.36 × 59,898.29
  4. Step 4: Simplify right side
    108,289.31x = 8,951,280,872.58
  5. Step 5: Solve for x
    x = 8,951,280,872.58/108,289.31
  6. Step 6: Final answer
    x = 82,660.80

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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.