Home / 249,059.10-343,705.50-135,881.85

Finding the Fourth Proportional to 249,059.10, 343,705.50 and 135,881.85

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Solution

The fourth proportional to 249,059.10, 343,705.50 and 135,881.85 is: 187,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,059.10 : 343,705.50 = 135,881.85 : x
  2. Step 2: Convert to fraction form
    249,059.10/343,705.50 = 135,881.85/x
  3. Step 3: Cross multiply
    249,059.10x = 343,705.50 × 135,881.85
  4. Step 4: Simplify right side
    249,059.10x = 46,703,339,195.18
  5. Step 5: Solve for x
    x = 46,703,339,195.18/249,059.10
  6. Step 6: Final answer
    x = 187,519.10

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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.