Home / 107,242.20-147,994.31-59,495.60

Finding the Fourth Proportional to 107,242.20, 147,994.31 and 59,495.60

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Solution

The fourth proportional to 107,242.20, 147,994.31 and 59,495.60 is: 82,103.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,242.20 : 147,994.31 = 59,495.60 : x
  2. Step 2: Convert to fraction form
    107,242.20/147,994.31 = 59,495.60/x
  3. Step 3: Cross multiply
    107,242.20x = 147,994.31 × 59,495.60
  4. Step 4: Simplify right side
    107,242.20x = 8,805,009,232.59
  5. Step 5: Solve for x
    x = 8,805,009,232.59/107,242.20
  6. Step 6: Final answer
    x = 82,103.96

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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.