Home / 92,962.50-139,949.57-84,695.64

Finding the Fourth Proportional to 92,962.50, 139,949.57 and 84,695.64

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Solution

The fourth proportional to 92,962.50, 139,949.57 and 84,695.64 is: 127,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,962.50 : 139,949.57 = 84,695.64 : x
  2. Step 2: Convert to fraction form
    92,962.50/139,949.57 = 84,695.64/x
  3. Step 3: Cross multiply
    92,962.50x = 139,949.57 × 84,695.64
  4. Step 4: Simplify right side
    92,962.50x = 11,853,117,975.40
  5. Step 5: Solve for x
    x = 11,853,117,975.40/92,962.50
  6. Step 6: Final answer
    x = 127,504.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.