Home / 52,119.60-78,160.20-17,060.40

Finding the Fourth Proportional to 52,119.60, 78,160.20 and 17,060.40

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Solution

The fourth proportional to 52,119.60, 78,160.20 and 17,060.40 is: 25,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,119.60 : 78,160.20 = 17,060.40 : x
  2. Step 2: Convert to fraction form
    52,119.60/78,160.20 = 17,060.40/x
  3. Step 3: Cross multiply
    52,119.60x = 78,160.20 × 17,060.40
  4. Step 4: Simplify right side
    52,119.60x = 1,333,444,276.08
  5. Step 5: Solve for x
    x = 1,333,444,276.08/52,119.60
  6. Step 6: Final answer
    x = 25,584.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.