Home / 133,026.93-183,581.06-72,601.46

Finding the Fourth Proportional to 133,026.93, 183,581.06 and 72,601.46

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Solution

The fourth proportional to 133,026.93, 183,581.06 and 72,601.46 is: 100,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026.93 : 183,581.06 = 72,601.46 : x
  2. Step 2: Convert to fraction form
    133,026.93/183,581.06 = 72,601.46/x
  3. Step 3: Cross multiply
    133,026.93x = 183,581.06 × 72,601.46
  4. Step 4: Simplify right side
    133,026.93x = 13,328,252,984.35
  5. Step 5: Solve for x
    x = 13,328,252,984.35/133,026.93
  6. Step 6: Final answer
    x = 100,192.14

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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.