Home / 132,749.69-183,174.01-76,150.13

Finding the Fourth Proportional to 132,749.69, 183,174.01 and 76,150.13

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Solution

The fourth proportional to 132,749.69, 183,174.01 and 76,150.13 is: 105,075.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,749.69 : 183,174.01 = 76,150.13 : x
  2. Step 2: Convert to fraction form
    132,749.69/183,174.01 = 76,150.13/x
  3. Step 3: Cross multiply
    132,749.69x = 183,174.01 × 76,150.13
  4. Step 4: Simplify right side
    132,749.69x = 13,948,723,567.88
  5. Step 5: Solve for x
    x = 13,948,723,567.88/132,749.69
  6. Step 6: Final answer
    x = 105,075.38

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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.