Home / 102,325.26-141,141.20-64,018.34

Finding the Fourth Proportional to 102,325.26, 141,141.20 and 64,018.34

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Solution

The fourth proportional to 102,325.26, 141,141.20 and 64,018.34 is: 88,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,325.26 : 141,141.20 = 64,018.34 : x
  2. Step 2: Convert to fraction form
    102,325.26/141,141.20 = 64,018.34/x
  3. Step 3: Cross multiply
    102,325.26x = 141,141.20 × 64,018.34
  4. Step 4: Simplify right side
    102,325.26x = 9,035,624,623.90
  5. Step 5: Solve for x
    x = 9,035,624,623.90/102,325.26
  6. Step 6: Final answer
    x = 88,302.97

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1.5x scale

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.