Home / 133,959.24-184,666.38-102,072.84

Finding the Fourth Proportional to 133,959.24, 184,666.38 and 102,072.84

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Solution

The fourth proportional to 133,959.24, 184,666.38 and 102,072.84 is: 140,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,959.24 : 184,666.38 = 102,072.84 : x
  2. Step 2: Convert to fraction form
    133,959.24/184,666.38 = 102,072.84/x
  3. Step 3: Cross multiply
    133,959.24x = 184,666.38 × 102,072.84
  4. Step 4: Simplify right side
    133,959.24x = 18,849,421,859.12
  5. Step 5: Solve for x
    x = 18,849,421,859.12/133,959.24
  6. Step 6: Final answer
    x = 140,710.13

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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.