Home / 249,481.34-344,186.52-153,821.96

Finding the Fourth Proportional to 249,481.34, 344,186.52 and 153,821.96

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Solution

The fourth proportional to 249,481.34, 344,186.52 and 153,821.96 is: 212,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,481.34 : 344,186.52 = 153,821.96 : x
  2. Step 2: Convert to fraction form
    249,481.34/344,186.52 = 153,821.96/x
  3. Step 3: Cross multiply
    249,481.34x = 344,186.52 × 153,821.96
  4. Step 4: Simplify right side
    249,481.34x = 52,943,445,111.98
  5. Step 5: Solve for x
    x = 52,943,445,111.98/249,481.34
  6. Step 6: Final answer
    x = 212,214.05

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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.