Home / 45,851.70-68,777.52-30,265.68

Finding the Fourth Proportional to 45,851.70, 68,777.52 and 30,265.68

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Solution

The fourth proportional to 45,851.70, 68,777.52 and 30,265.68 is: 45,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,851.70 : 68,777.52 = 30,265.68 : x
  2. Step 2: Convert to fraction form
    45,851.70/68,777.52 = 30,265.68/x
  3. Step 3: Cross multiply
    45,851.70x = 68,777.52 × 30,265.68
  4. Step 4: Simplify right side
    45,851.70x = 2,081,598,411.51
  5. Step 5: Solve for x
    x = 2,081,598,411.51/45,851.70
  6. Step 6: Final answer
    x = 45,398.50

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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.