Home / 45,812.58-68,602.20-30,182.82

Finding the Fourth Proportional to 45,812.58, 68,602.20 and 30,182.82

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Solution

The fourth proportional to 45,812.58, 68,602.20 and 30,182.82 is: 45,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,812.58 : 68,602.20 = 30,182.82 : x
  2. Step 2: Convert to fraction form
    45,812.58/68,602.20 = 30,182.82/x
  3. Step 3: Cross multiply
    45,812.58x = 68,602.20 × 30,182.82
  4. Step 4: Simplify right side
    45,812.58x = 2,070,607,854.20
  5. Step 5: Solve for x
    x = 2,070,607,854.20/45,812.58
  6. Step 6: Final answer
    x = 45,197.36

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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.