Home / 96,045.09-144,033.81-31,985.85

Finding the Fourth Proportional to 96,045.09, 144,033.81 and 31,985.85

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Solution

The fourth proportional to 96,045.09, 144,033.81 and 31,985.85 is: 47,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,045.09 : 144,033.81 = 31,985.85 : x
  2. Step 2: Convert to fraction form
    96,045.09/144,033.81 = 31,985.85/x
  3. Step 3: Cross multiply
    96,045.09x = 144,033.81 × 31,985.85
  4. Step 4: Simplify right side
    96,045.09x = 4,607,043,841.59
  5. Step 5: Solve for x
    x = 4,607,043,841.59/96,045.09
  6. Step 6: Final answer
    x = 47,967.51

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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.