Home / 133,034.48-183,586.83-72,604.93

Finding the Fourth Proportional to 133,034.48, 183,586.83 and 72,604.93

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Solution

The fourth proportional to 133,034.48, 183,586.83 and 72,604.93 is: 100,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,034.48 : 183,586.83 = 72,604.93 : x
  2. Step 2: Convert to fraction form
    133,034.48/183,586.83 = 72,604.93/x
  3. Step 3: Cross multiply
    133,034.48x = 183,586.83 × 72,604.93
  4. Step 4: Simplify right side
    133,034.48x = 13,329,308,941.07
  5. Step 5: Solve for x
    x = 13,329,308,941.07/133,034.48
  6. Step 6: Final answer
    x = 100,194.39

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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.