Home / 147,004.97-220,559.29-53,520.17

Finding the Fourth Proportional to 147,004.97, 220,559.29 and 53,520.17

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Solution

The fourth proportional to 147,004.97, 220,559.29 and 53,520.17 is: 80,299.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,004.97 : 220,559.29 = 53,520.17 : x
  2. Step 2: Convert to fraction form
    147,004.97/220,559.29 = 53,520.17/x
  3. Step 3: Cross multiply
    147,004.97x = 220,559.29 × 53,520.17
  4. Step 4: Simplify right side
    147,004.97x = 11,804,369,459.28
  5. Step 5: Solve for x
    x = 11,804,369,459.28/147,004.97
  6. Step 6: Final answer
    x = 80,299.12

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1.5x scale

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.