Home / 152,801.22-229,248.75-72,941.09

Finding the Fourth Proportional to 152,801.22, 229,248.75 and 72,941.09

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Solution

The fourth proportional to 152,801.22, 229,248.75 and 72,941.09 is: 109,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,801.22 : 229,248.75 = 72,941.09 : x
  2. Step 2: Convert to fraction form
    152,801.22/229,248.75 = 72,941.09/x
  3. Step 3: Cross multiply
    152,801.22x = 229,248.75 × 72,941.09
  4. Step 4: Simplify right side
    152,801.22x = 16,721,653,706.14
  5. Step 5: Solve for x
    x = 16,721,653,706.14/152,801.22
  6. Step 6: Final answer
    x = 109,434.03

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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.