Home / 248,857.10-373,285.65-147,817.70

Finding the Fourth Proportional to 248,857.10, 373,285.65 and 147,817.70

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Solution

The fourth proportional to 248,857.10, 373,285.65 and 147,817.70 is: 221,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,857.10 : 373,285.65 = 147,817.70 : x
  2. Step 2: Convert to fraction form
    248,857.10/373,285.65 = 147,817.70/x
  3. Step 3: Cross multiply
    248,857.10x = 373,285.65 × 147,817.70
  4. Step 4: Simplify right side
    248,857.10x = 55,178,226,226.01
  5. Step 5: Solve for x
    x = 55,178,226,226.01/248,857.10
  6. Step 6: Final answer
    x = 221,726.55

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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.