Home / 115,655.90-173,483.85-52,451.60

Finding the Fourth Proportional to 115,655.90, 173,483.85 and 52,451.60

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Solution

The fourth proportional to 115,655.90, 173,483.85 and 52,451.60 is: 78,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,655.90 : 173,483.85 = 52,451.60 : x
  2. Step 2: Convert to fraction form
    115,655.90/173,483.85 = 52,451.60/x
  3. Step 3: Cross multiply
    115,655.90x = 173,483.85 × 52,451.60
  4. Step 4: Simplify right side
    115,655.90x = 9,099,505,506.66
  5. Step 5: Solve for x
    x = 9,099,505,506.66/115,655.90
  6. Step 6: Final answer
    x = 78,677.40

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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.