Home / 144,025.10-216,037.65-143,150.30

Finding the Fourth Proportional to 144,025.10, 216,037.65 and 143,150.30

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Solution

The fourth proportional to 144,025.10, 216,037.65 and 143,150.30 is: 214,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,025.10 : 216,037.65 = 143,150.30 : x
  2. Step 2: Convert to fraction form
    144,025.10/216,037.65 = 143,150.30/x
  3. Step 3: Cross multiply
    144,025.10x = 216,037.65 × 143,150.30
  4. Step 4: Simplify right side
    144,025.10x = 30,925,854,408.80
  5. Step 5: Solve for x
    x = 30,925,854,408.80/144,025.10
  6. Step 6: Final answer
    x = 214,725.45

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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.