Home / 45,153.66-67,705.80-35,853.42

Finding the Fourth Proportional to 45,153.66, 67,705.80 and 35,853.42

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Solution

The fourth proportional to 45,153.66, 67,705.80 and 35,853.42 is: 53,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.66 : 67,705.80 = 35,853.42 : x
  2. Step 2: Convert to fraction form
    45,153.66/67,705.80 = 35,853.42/x
  3. Step 3: Cross multiply
    45,153.66x = 67,705.80 × 35,853.42
  4. Step 4: Simplify right side
    45,153.66x = 2,427,484,483.84
  5. Step 5: Solve for x
    x = 2,427,484,483.84/45,153.66
  6. Step 6: Final answer
    x = 53,760.53

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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.