Home / 109,330.16-164,018.25-61,967.94

Finding the Fourth Proportional to 109,330.16, 164,018.25 and 61,967.94

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Solution

The fourth proportional to 109,330.16, 164,018.25 and 61,967.94 is: 92,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,330.16 : 164,018.25 = 61,967.94 : x
  2. Step 2: Convert to fraction form
    109,330.16/164,018.25 = 61,967.94/x
  3. Step 3: Cross multiply
    109,330.16x = 164,018.25 × 61,967.94
  4. Step 4: Simplify right side
    109,330.16x = 10,163,873,074.91
  5. Step 5: Solve for x
    x = 10,163,873,074.91/109,330.16
  6. Step 6: Final answer
    x = 92,964.95

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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.