Home / 102,622.41-141,617.46-57,301.10

Finding the Fourth Proportional to 102,622.41, 141,617.46 and 57,301.10

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Solution

The fourth proportional to 102,622.41, 141,617.46 and 57,301.10 is: 79,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,622.41 : 141,617.46 = 57,301.10 : x
  2. Step 2: Convert to fraction form
    102,622.41/141,617.46 = 57,301.10/x
  3. Step 3: Cross multiply
    102,622.41x = 141,617.46 × 57,301.10
  4. Step 4: Simplify right side
    102,622.41x = 8,114,836,588.18
  5. Step 5: Solve for x
    x = 8,114,836,588.18/102,622.41
  6. Step 6: Final answer
    x = 79,074.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.