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Finding the Fourth Proportional to 250,677.38, 345,913.08 and 147,300.63

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Solution

The fourth proportional to 250,677.38, 345,913.08 and 147,300.63 is: 203,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,677.38 : 345,913.08 = 147,300.63 : x
  2. Step 2: Convert to fraction form
    250,677.38/345,913.08 = 147,300.63/x
  3. Step 3: Cross multiply
    250,677.38x = 345,913.08 × 147,300.63
  4. Step 4: Simplify right side
    250,677.38x = 50,953,213,588.26
  5. Step 5: Solve for x
    x = 50,953,213,588.26/250,677.38
  6. Step 6: Final answer
    x = 203,262.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.