Home / 133,180.98-183,795.21-76,592.40

Finding the Fourth Proportional to 133,180.98, 183,795.21 and 76,592.40

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Solution

The fourth proportional to 133,180.98, 183,795.21 and 76,592.40 is: 105,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,180.98 : 183,795.21 = 76,592.40 : x
  2. Step 2: Convert to fraction form
    133,180.98/183,795.21 = 76,592.40/x
  3. Step 3: Cross multiply
    133,180.98x = 183,795.21 × 76,592.40
  4. Step 4: Simplify right side
    133,180.98x = 14,077,316,242.40
  5. Step 5: Solve for x
    x = 14,077,316,242.40/133,180.98
  6. Step 6: Final answer
    x = 105,700.65

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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.