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Finding the Fourth Proportional to 144,032.88, 216,012.41 and 99,044.93

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Solution

The fourth proportional to 144,032.88, 216,012.41 and 99,044.93 is: 148,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,032.88 : 216,012.41 = 99,044.93 : x
  2. Step 2: Convert to fraction form
    144,032.88/216,012.41 = 99,044.93/x
  3. Step 3: Cross multiply
    144,032.88x = 216,012.41 × 99,044.93
  4. Step 4: Simplify right side
    144,032.88x = 21,394,932,452.29
  5. Step 5: Solve for x
    x = 21,394,932,452.29/144,032.88
  6. Step 6: Final answer
    x = 148,542.00

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1.5x scale

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.