Home / 144,024.10-216,036.15-143,149.30

Finding the Fourth Proportional to 144,024.10, 216,036.15 and 143,149.30

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Solution

The fourth proportional to 144,024.10, 216,036.15 and 143,149.30 is: 214,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,024.10 : 216,036.15 = 143,149.30 : x
  2. Step 2: Convert to fraction form
    144,024.10/216,036.15 = 143,149.30/x
  3. Step 3: Cross multiply
    144,024.10x = 216,036.15 × 143,149.30
  4. Step 4: Simplify right side
    144,024.10x = 30,925,423,647.20
  5. Step 5: Solve for x
    x = 30,925,423,647.20/144,024.10
  6. Step 6: Final answer
    x = 214,723.95

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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.