Home / 109,501.84-164,135.94-56,838.88

Finding the Fourth Proportional to 109,501.84, 164,135.94 and 56,838.88

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Solution

The fourth proportional to 109,501.84, 164,135.94 and 56,838.88 is: 85,197.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,501.84 : 164,135.94 = 56,838.88 : x
  2. Step 2: Convert to fraction form
    109,501.84/164,135.94 = 56,838.88/x
  3. Step 3: Cross multiply
    109,501.84x = 164,135.94 × 56,838.88
  4. Step 4: Simplify right side
    109,501.84x = 9,329,302,997.35
  5. Step 5: Solve for x
    x = 9,329,302,997.35/109,501.84
  6. Step 6: Final answer
    x = 85,197.68

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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.