Home / 156,437.74-215,868.09-96,010.93

Finding the Fourth Proportional to 156,437.74, 215,868.09 and 96,010.93

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Solution

The fourth proportional to 156,437.74, 215,868.09 and 96,010.93 is: 132,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,437.74 : 215,868.09 = 96,010.93 : x
  2. Step 2: Convert to fraction form
    156,437.74/215,868.09 = 96,010.93/x
  3. Step 3: Cross multiply
    156,437.74x = 215,868.09 × 96,010.93
  4. Step 4: Simplify right side
    156,437.74x = 20,725,696,078.22
  5. Step 5: Solve for x
    x = 20,725,696,078.22/156,437.74
  6. Step 6: Final answer
    x = 132,485.27

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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.