Home / 78,995.02-118,520.22-34,616.02

Finding the Fourth Proportional to 78,995.02, 118,520.22 and 34,616.02

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Solution

The fourth proportional to 78,995.02, 118,520.22 and 34,616.02 is: 51,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,995.02 : 118,520.22 = 34,616.02 : x
  2. Step 2: Convert to fraction form
    78,995.02/118,520.22 = 34,616.02/x
  3. Step 3: Cross multiply
    78,995.02x = 118,520.22 × 34,616.02
  4. Step 4: Simplify right side
    78,995.02x = 4,102,698,305.92
  5. Step 5: Solve for x
    x = 4,102,698,305.92/78,995.02
  6. Step 6: Final answer
    x = 51,936.16

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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.