Home / 134,407.76-201,543.59-75,227.54

Finding the Fourth Proportional to 134,407.76, 201,543.59 and 75,227.54

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Solution

The fourth proportional to 134,407.76, 201,543.59 and 75,227.54 is: 112,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,407.76 : 201,543.59 = 75,227.54 : x
  2. Step 2: Convert to fraction form
    134,407.76/201,543.59 = 75,227.54/x
  3. Step 3: Cross multiply
    134,407.76x = 201,543.59 × 75,227.54
  4. Step 4: Simplify right side
    134,407.76x = 15,161,627,658.82
  5. Step 5: Solve for x
    x = 15,161,627,658.82/134,407.76
  6. Step 6: Final answer
    x = 112,803.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.