Home / 133,092.08-183,664.65-75,730.15

Finding the Fourth Proportional to 133,092.08, 183,664.65 and 75,730.15

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Solution

The fourth proportional to 133,092.08, 183,664.65 and 75,730.15 is: 104,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,092.08 : 183,664.65 = 75,730.15 : x
  2. Step 2: Convert to fraction form
    133,092.08/183,664.65 = 75,730.15/x
  3. Step 3: Cross multiply
    133,092.08x = 183,664.65 × 75,730.15
  4. Step 4: Simplify right side
    133,092.08x = 13,908,951,494.20
  5. Step 5: Solve for x
    x = 13,908,951,494.20/133,092.08
  6. Step 6: Final answer
    x = 104,506.23

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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.