Home / 249,309.36-344,001.60-147,351.96

Finding the Fourth Proportional to 249,309.36, 344,001.60 and 147,351.96

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Solution

The fourth proportional to 249,309.36, 344,001.60 and 147,351.96 is: 203,318.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,309.36 : 344,001.60 = 147,351.96 : x
  2. Step 2: Convert to fraction form
    249,309.36/344,001.60 = 147,351.96/x
  3. Step 3: Cross multiply
    249,309.36x = 344,001.60 × 147,351.96
  4. Step 4: Simplify right side
    249,309.36x = 50,689,310,003.14
  5. Step 5: Solve for x
    x = 50,689,310,003.14/249,309.36
  6. Step 6: Final answer
    x = 203,318.92

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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.