Home / 133,980.70-184,888.56-75,836.18

Finding the Fourth Proportional to 133,980.70, 184,888.56 and 75,836.18

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Solution

The fourth proportional to 133,980.70, 184,888.56 and 75,836.18 is: 104,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,980.70 : 184,888.56 = 75,836.18 : x
  2. Step 2: Convert to fraction form
    133,980.70/184,888.56 = 75,836.18/x
  3. Step 3: Cross multiply
    133,980.70x = 184,888.56 × 75,836.18
  4. Step 4: Simplify right side
    133,980.70x = 14,021,242,116.10
  5. Step 5: Solve for x
    x = 14,021,242,116.10/133,980.70
  6. Step 6: Final answer
    x = 104,651.21

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1.5x scale

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.