Home / 144,563.04-216,843.28-112,999.64

Finding the Fourth Proportional to 144,563.04, 216,843.28 and 112,999.64

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Solution

The fourth proportional to 144,563.04, 216,843.28 and 112,999.64 is: 169,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,563.04 : 216,843.28 = 112,999.64 : x
  2. Step 2: Convert to fraction form
    144,563.04/216,843.28 = 112,999.64/x
  3. Step 3: Cross multiply
    144,563.04x = 216,843.28 × 112,999.64
  4. Step 4: Simplify right side
    144,563.04x = 24,503,212,576.42
  5. Step 5: Solve for x
    x = 24,503,212,576.42/144,563.04
  6. Step 6: Final answer
    x = 169,498.46

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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.