Home / 133,288.02-183,624.75-92,928.42

Finding the Fourth Proportional to 133,288.02, 183,624.75 and 92,928.42

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Solution

The fourth proportional to 133,288.02, 183,624.75 and 92,928.42 is: 128,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,288.02 : 183,624.75 = 92,928.42 : x
  2. Step 2: Convert to fraction form
    133,288.02/183,624.75 = 92,928.42/x
  3. Step 3: Cross multiply
    133,288.02x = 183,624.75 × 92,928.42
  4. Step 4: Simplify right side
    133,288.02x = 17,063,957,890.40
  5. Step 5: Solve for x
    x = 17,063,957,890.40/133,288.02
  6. Step 6: Final answer
    x = 128,023.19

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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.