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Finding the Fourth Proportional to 249,267.96, 343,891.44 and 153,608.04

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Solution

The fourth proportional to 249,267.96, 343,891.44 and 153,608.04 is: 211,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,267.96 : 343,891.44 = 153,608.04 : x
  2. Step 2: Convert to fraction form
    249,267.96/343,891.44 = 153,608.04/x
  3. Step 3: Cross multiply
    249,267.96x = 343,891.44 × 153,608.04
  4. Step 4: Simplify right side
    249,267.96x = 52,824,490,071.18
  5. Step 5: Solve for x
    x = 52,824,490,071.18/249,267.96
  6. Step 6: Final answer
    x = 211,918.49

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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.