Home / 131,953.95-182,120.83-75,365.33

Finding the Fourth Proportional to 131,953.95, 182,120.83 and 75,365.33

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Solution

The fourth proportional to 131,953.95, 182,120.83 and 75,365.33 is: 104,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,953.95 : 182,120.83 = 75,365.33 : x
  2. Step 2: Convert to fraction form
    131,953.95/182,120.83 = 75,365.33/x
  3. Step 3: Cross multiply
    131,953.95x = 182,120.83 × 75,365.33
  4. Step 4: Simplify right side
    131,953.95x = 13,725,595,353.81
  5. Step 5: Solve for x
    x = 13,725,595,353.81/131,953.95
  6. Step 6: Final answer
    x = 104,018.07

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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.