Home / 107,057.10-147,738.51-59,310.48

Finding the Fourth Proportional to 107,057.10, 147,738.51 and 59,310.48

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Solution

The fourth proportional to 107,057.10, 147,738.51 and 59,310.48 is: 81,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,057.10 : 147,738.51 = 59,310.48 : x
  2. Step 2: Convert to fraction form
    107,057.10/147,738.51 = 59,310.48/x
  3. Step 3: Cross multiply
    107,057.10x = 147,738.51 × 59,310.48
  4. Step 4: Simplify right side
    107,057.10x = 8,762,441,942.58
  5. Step 5: Solve for x
    x = 8,762,441,942.58/107,057.10
  6. Step 6: Final answer
    x = 81,848.30

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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.