Home / 133,060.46-183,596.02-76,460.90

Finding the Fourth Proportional to 133,060.46, 183,596.02 and 76,460.90

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Solution

The fourth proportional to 133,060.46, 183,596.02 and 76,460.90 is: 105,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060.46 : 183,596.02 = 76,460.90 : x
  2. Step 2: Convert to fraction form
    133,060.46/183,596.02 = 76,460.90/x
  3. Step 3: Cross multiply
    133,060.46x = 183,596.02 × 76,460.90
  4. Step 4: Simplify right side
    133,060.46x = 14,037,915,816.49
  5. Step 5: Solve for x
    x = 14,037,915,816.49/133,060.46
  6. Step 6: Final answer
    x = 105,500.28

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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.