Home / 144,378.45-216,598.58-43,184.44

Finding the Fourth Proportional to 144,378.45, 216,598.58 and 43,184.44

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Solution

The fourth proportional to 144,378.45, 216,598.58 and 43,184.44 is: 64,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,378.45 : 216,598.58 = 43,184.44 : x
  2. Step 2: Convert to fraction form
    144,378.45/216,598.58 = 43,184.44/x
  3. Step 3: Cross multiply
    144,378.45x = 216,598.58 × 43,184.44
  4. Step 4: Simplify right side
    144,378.45x = 9,353,687,732.64
  5. Step 5: Solve for x
    x = 9,353,687,732.64/144,378.45
  6. Step 6: Final answer
    x = 64,785.90

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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.