Home / 96,045.48-144,037.26-31,986.63

Finding the Fourth Proportional to 96,045.48, 144,037.26 and 31,986.63

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Solution

The fourth proportional to 96,045.48, 144,037.26 and 31,986.63 is: 47,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,045.48 : 144,037.26 = 31,986.63 : x
  2. Step 2: Convert to fraction form
    96,045.48/144,037.26 = 31,986.63/x
  3. Step 3: Cross multiply
    96,045.48x = 144,037.26 × 31,986.63
  4. Step 4: Simplify right side
    96,045.48x = 4,607,266,541.83
  5. Step 5: Solve for x
    x = 4,607,266,541.83/96,045.48
  6. Step 6: Final answer
    x = 47,969.63

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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.