Home / 144,083.38-216,157.02-55,336.90

Finding the Fourth Proportional to 144,083.38, 216,157.02 and 55,336.90

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Solution

The fourth proportional to 144,083.38, 216,157.02 and 55,336.90 is: 83,017.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,083.38 : 216,157.02 = 55,336.90 : x
  2. Step 2: Convert to fraction form
    144,083.38/216,157.02 = 55,336.90/x
  3. Step 3: Cross multiply
    144,083.38x = 216,157.02 × 55,336.90
  4. Step 4: Simplify right side
    144,083.38x = 11,961,459,400.04
  5. Step 5: Solve for x
    x = 11,961,459,400.04/144,083.38
  6. Step 6: Final answer
    x = 83,017.62

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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.