Home / 144,962.66-200,056.74-81,295.40

Finding the Fourth Proportional to 144,962.66, 200,056.74 and 81,295.40

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Solution

The fourth proportional to 144,962.66, 200,056.74 and 81,295.40 is: 112,192.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,962.66 : 200,056.74 = 81,295.40 : x
  2. Step 2: Convert to fraction form
    144,962.66/200,056.74 = 81,295.40/x
  3. Step 3: Cross multiply
    144,962.66x = 200,056.74 × 81,295.40
  4. Step 4: Simplify right side
    144,962.66x = 16,263,692,701.00
  5. Step 5: Solve for x
    x = 16,263,692,701.00/144,962.66
  6. Step 6: Final answer
    x = 112,192.29

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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.