Home / 249,105.12-343,761.84-135,925.92

Finding the Fourth Proportional to 249,105.12, 343,761.84 and 135,925.92

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Solution

The fourth proportional to 249,105.12, 343,761.84 and 135,925.92 is: 187,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,105.12 : 343,761.84 = 135,925.92 : x
  2. Step 2: Convert to fraction form
    249,105.12/343,761.84 = 135,925.92/x
  3. Step 3: Cross multiply
    249,105.12x = 343,761.84 × 135,925.92
  4. Step 4: Simplify right side
    249,105.12x = 46,726,144,362.89
  5. Step 5: Solve for x
    x = 46,726,144,362.89/249,105.12
  6. Step 6: Final answer
    x = 187,576.01

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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.