Home / 249,510.70-344,324.42-142,080.73

Finding the Fourth Proportional to 249,510.70, 344,324.42 and 142,080.73

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Solution

The fourth proportional to 249,510.70, 344,324.42 and 142,080.73 is: 196,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,510.70 : 344,324.42 = 142,080.73 : x
  2. Step 2: Convert to fraction form
    249,510.70/344,324.42 = 142,080.73/x
  3. Step 3: Cross multiply
    249,510.70x = 344,324.42 × 142,080.73
  4. Step 4: Simplify right side
    249,510.70x = 48,921,864,950.43
  5. Step 5: Solve for x
    x = 48,921,864,950.43/249,510.70
  6. Step 6: Final answer
    x = 196,071.21

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1.5x scale

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.