Home / 85,204.34-117,602.02-52,963.28

Finding the Fourth Proportional to 85,204.34, 117,602.02 and 52,963.28

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Solution

The fourth proportional to 85,204.34, 117,602.02 and 52,963.28 is: 73,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,204.34 : 117,602.02 = 52,963.28 : x
  2. Step 2: Convert to fraction form
    85,204.34/117,602.02 = 52,963.28/x
  3. Step 3: Cross multiply
    85,204.34x = 117,602.02 × 52,963.28
  4. Step 4: Simplify right side
    85,204.34x = 6,228,588,713.83
  5. Step 5: Solve for x
    x = 6,228,588,713.83/85,204.34
  6. Step 6: Final answer
    x = 73,101.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.