Home / 136,510.02-188,479.80-95,760.72

Finding the Fourth Proportional to 136,510.02, 188,479.80 and 95,760.72

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Solution

The fourth proportional to 136,510.02, 188,479.80 and 95,760.72 is: 132,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,510.02 : 188,479.80 = 95,760.72 : x
  2. Step 2: Convert to fraction form
    136,510.02/188,479.80 = 95,760.72/x
  3. Step 3: Cross multiply
    136,510.02x = 188,479.80 × 95,760.72
  4. Step 4: Simplify right side
    136,510.02x = 18,048,961,353.46
  5. Step 5: Solve for x
    x = 18,048,961,353.46/136,510.02
  6. Step 6: Final answer
    x = 132,217.12

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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.