Home / 109,343.36-164,084.16-62,687.36

Finding the Fourth Proportional to 109,343.36, 164,084.16 and 62,687.36

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Solution

The fourth proportional to 109,343.36, 164,084.16 and 62,687.36 is: 94,070.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,343.36 : 164,084.16 = 62,687.36 : x
  2. Step 2: Convert to fraction form
    109,343.36/164,084.16 = 62,687.36/x
  3. Step 3: Cross multiply
    109,343.36x = 164,084.16 × 62,687.36
  4. Step 4: Simplify right side
    109,343.36x = 10,286,002,808.22
  5. Step 5: Solve for x
    x = 10,286,002,808.22/109,343.36
  6. Step 6: Final answer
    x = 94,070.67

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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.