Home / 45,765.71-68,386.17-34,886.27

Finding the Fourth Proportional to 45,765.71, 68,386.17 and 34,886.27

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Solution

The fourth proportional to 45,765.71, 68,386.17 and 34,886.27 is: 52,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,765.71 : 68,386.17 = 34,886.27 : x
  2. Step 2: Convert to fraction form
    45,765.71/68,386.17 = 34,886.27/x
  3. Step 3: Cross multiply
    45,765.71x = 68,386.17 × 34,886.27
  4. Step 4: Simplify right side
    45,765.71x = 2,385,738,048.96
  5. Step 5: Solve for x
    x = 2,385,738,048.96/45,765.71
  6. Step 6: Final answer
    x = 52,129.38

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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.