Home / 92,822.47-128,095.13-50,381

Finding the Fourth Proportional to 92,822.47, 128,095.13 and 50,381

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Solution

The fourth proportional to 92,822.47, 128,095.13 and 50,381 is: 69,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822.47 : 128,095.13 = 50,381 : x
  2. Step 2: Convert to fraction form
    92,822.47/128,095.13 = 50,381/x
  3. Step 3: Cross multiply
    92,822.47x = 128,095.13 × 50,381
  4. Step 4: Simplify right side
    92,822.47x = 6,453,560,744.53
  5. Step 5: Solve for x
    x = 6,453,560,744.53/92,822.47
  6. Step 6: Final answer
    x = 69,525.85

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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.