Home / 92,822.66-128,095.41-50,381.21

Finding the Fourth Proportional to 92,822.66, 128,095.41 and 50,381.21

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Solution

The fourth proportional to 92,822.66, 128,095.41 and 50,381.21 is: 69,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822.66 : 128,095.41 = 50,381.21 : x
  2. Step 2: Convert to fraction form
    92,822.66/128,095.41 = 50,381.21/x
  3. Step 3: Cross multiply
    92,822.66x = 128,095.41 × 50,381.21
  4. Step 4: Simplify right side
    92,822.66x = 6,453,601,110.77
  5. Step 5: Solve for x
    x = 6,453,601,110.77/92,822.66
  6. Step 6: Final answer
    x = 69,526.14

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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.