Home / 144,438.00-199,374.54-99,265.52

Finding the Fourth Proportional to 144,438.00, 199,374.54 and 99,265.52

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Solution

The fourth proportional to 144,438.00, 199,374.54 and 99,265.52 is: 137,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,438.00 : 199,374.54 = 99,265.52 : x
  2. Step 2: Convert to fraction form
    144,438.00/199,374.54 = 99,265.52/x
  3. Step 3: Cross multiply
    144,438.00x = 199,374.54 × 99,265.52
  4. Step 4: Simplify right side
    144,438.00x = 19,791,017,386.81
  5. Step 5: Solve for x
    x = 19,791,017,386.81/144,438.00
  6. Step 6: Final answer
    x = 137,020.85

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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.