Home / 78,055.59-117,095.58-25,452.84

Finding the Fourth Proportional to 78,055.59, 117,095.58 and 25,452.84

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Solution

The fourth proportional to 78,055.59, 117,095.58 and 25,452.84 is: 38,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,055.59 : 117,095.58 = 25,452.84 : x
  2. Step 2: Convert to fraction form
    78,055.59/117,095.58 = 25,452.84/x
  3. Step 3: Cross multiply
    78,055.59x = 117,095.58 × 25,452.84
  4. Step 4: Simplify right side
    78,055.59x = 2,980,415,062.45
  5. Step 5: Solve for x
    x = 2,980,415,062.45/78,055.59
  6. Step 6: Final answer
    x = 38,183.24

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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.