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Finding the Fourth Proportional to 249,522, 344,348.87 and 136,352.04

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Solution

The fourth proportional to 249,522, 344,348.87 and 136,352.04 is: 188,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,522 : 344,348.87 = 136,352.04 : x
  2. Step 2: Convert to fraction form
    249,522/344,348.87 = 136,352.04/x
  3. Step 3: Cross multiply
    249,522x = 344,348.87 × 136,352.04
  4. Step 4: Simplify right side
    249,522x = 46,952,670,214.43
  5. Step 5: Solve for x
    x = 46,952,670,214.43/249,522
  6. Step 6: Final answer
    x = 188,170.46

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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.