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Finding the Fourth Proportional to 50,574.30, 70,907.70 and 50,574.30

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Solution

The fourth proportional to 50,574.30, 70,907.70 and 50,574.30 is: 70,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,574.30 : 70,907.70 = 50,574.30 : x
  2. Step 2: Convert to fraction form
    50,574.30/70,907.70 = 50,574.30/x
  3. Step 3: Cross multiply
    50,574.30x = 70,907.70 × 50,574.30
  4. Step 4: Simplify right side
    50,574.30x = 3,586,107,292.11
  5. Step 5: Solve for x
    x = 3,586,107,292.11/50,574.30
  6. Step 6: Final answer
    x = 70,907.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.