Home / 45,985.68-68,576.10-45,565.29

Finding the Fourth Proportional to 45,985.68, 68,576.10 and 45,565.29

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Solution

The fourth proportional to 45,985.68, 68,576.10 and 45,565.29 is: 67,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,985.68 : 68,576.10 = 45,565.29 : x
  2. Step 2: Convert to fraction form
    45,985.68/68,576.10 = 45,565.29/x
  3. Step 3: Cross multiply
    45,985.68x = 68,576.10 × 45,565.29
  4. Step 4: Simplify right side
    45,985.68x = 3,124,689,883.57
  5. Step 5: Solve for x
    x = 3,124,689,883.57/45,985.68
  6. Step 6: Final answer
    x = 67,949.19

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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.