Home / 78,887.02-118,336.20-24,847.06

Finding the Fourth Proportional to 78,887.02, 118,336.20 and 24,847.06

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Solution

The fourth proportional to 78,887.02, 118,336.20 and 24,847.06 is: 37,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,887.02 : 118,336.20 = 24,847.06 : x
  2. Step 2: Convert to fraction form
    78,887.02/118,336.20 = 24,847.06/x
  3. Step 3: Cross multiply
    78,887.02x = 118,336.20 × 24,847.06
  4. Step 4: Simplify right side
    78,887.02x = 2,940,306,661.57
  5. Step 5: Solve for x
    x = 2,940,306,661.57/78,887.02
  6. Step 6: Final answer
    x = 37,272.38

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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.