Home / 45,142.83-67,740.17-35,254.35

Finding the Fourth Proportional to 45,142.83, 67,740.17 and 35,254.35

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Solution

The fourth proportional to 45,142.83, 67,740.17 and 35,254.35 is: 52,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,142.83 : 67,740.17 = 35,254.35 : x
  2. Step 2: Convert to fraction form
    45,142.83/67,740.17 = 35,254.35/x
  3. Step 3: Cross multiply
    45,142.83x = 67,740.17 × 35,254.35
  4. Step 4: Simplify right side
    45,142.83x = 2,388,135,662.24
  5. Step 5: Solve for x
    x = 2,388,135,662.24/45,142.83
  6. Step 6: Final answer
    x = 52,901.77

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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.