Home / 109,632.10-164,120.10-97,822.30

Finding the Fourth Proportional to 109,632.10, 164,120.10 and 97,822.30

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Solution

The fourth proportional to 109,632.10, 164,120.10 and 97,822.30 is: 146,440.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,632.10 : 164,120.10 = 97,822.30 : x
  2. Step 2: Convert to fraction form
    109,632.10/164,120.10 = 97,822.30/x
  3. Step 3: Cross multiply
    109,632.10x = 164,120.10 × 97,822.30
  4. Step 4: Simplify right side
    109,632.10x = 16,054,605,658.23
  5. Step 5: Solve for x
    x = 16,054,605,658.23/109,632.10
  6. Step 6: Final answer
    x = 146,440.74

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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.