Home / 249,285.06-344,011.50-136,107.72

Finding the Fourth Proportional to 249,285.06, 344,011.50 and 136,107.72

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Solution

The fourth proportional to 249,285.06, 344,011.50 and 136,107.72 is: 187,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,285.06 : 344,011.50 = 136,107.72 : x
  2. Step 2: Convert to fraction form
    249,285.06/344,011.50 = 136,107.72/x
  3. Step 3: Cross multiply
    249,285.06x = 344,011.50 × 136,107.72
  4. Step 4: Simplify right side
    249,285.06x = 46,822,620,918.78
  5. Step 5: Solve for x
    x = 46,822,620,918.78/249,285.06
  6. Step 6: Final answer
    x = 187,827.63

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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.