Home / 45,056.35-67,203.68-42,454.63

Finding the Fourth Proportional to 45,056.35, 67,203.68 and 42,454.63

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Solution

The fourth proportional to 45,056.35, 67,203.68 and 42,454.63 is: 63,323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,056.35 : 67,203.68 = 42,454.63 : x
  2. Step 2: Convert to fraction form
    45,056.35/67,203.68 = 42,454.63/x
  3. Step 3: Cross multiply
    45,056.35x = 67,203.68 × 42,454.63
  4. Step 4: Simplify right side
    45,056.35x = 2,853,107,369.04
  5. Step 5: Solve for x
    x = 2,853,107,369.04/45,056.35
  6. Step 6: Final answer
    x = 63,323.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.