Home / 156,032.73-215,271.68-88,041.33

Finding the Fourth Proportional to 156,032.73, 215,271.68 and 88,041.33

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Solution

The fourth proportional to 156,032.73, 215,271.68 and 88,041.33 is: 121,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,032.73 : 215,271.68 = 88,041.33 : x
  2. Step 2: Convert to fraction form
    156,032.73/215,271.68 = 88,041.33/x
  3. Step 3: Cross multiply
    156,032.73x = 215,271.68 × 88,041.33
  4. Step 4: Simplify right side
    156,032.73x = 18,952,804,578.33
  5. Step 5: Solve for x
    x = 18,952,804,578.33/156,032.73
  6. Step 6: Final answer
    x = 121,466.85

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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.