Home / 147,829.07-204,005.02-80,761.07

Finding the Fourth Proportional to 147,829.07, 204,005.02 and 80,761.07

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Solution

The fourth proportional to 147,829.07, 204,005.02 and 80,761.07 is: 111,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,829.07 : 204,005.02 = 80,761.07 : x
  2. Step 2: Convert to fraction form
    147,829.07/204,005.02 = 80,761.07/x
  3. Step 3: Cross multiply
    147,829.07x = 204,005.02 × 80,761.07
  4. Step 4: Simplify right side
    147,829.07x = 16,475,662,680.55
  5. Step 5: Solve for x
    x = 16,475,662,680.55/147,829.07
  6. Step 6: Final answer
    x = 111,450.77

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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.