Home / 249,916.46-344,876.13-142,521.05

Finding the Fourth Proportional to 249,916.46, 344,876.13 and 142,521.05

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Solution

The fourth proportional to 249,916.46, 344,876.13 and 142,521.05 is: 196,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,916.46 : 344,876.13 = 142,521.05 : x
  2. Step 2: Convert to fraction form
    249,916.46/344,876.13 = 142,521.05/x
  3. Step 3: Cross multiply
    249,916.46x = 344,876.13 × 142,521.05
  4. Step 4: Simplify right side
    249,916.46x = 49,152,109,029.73
  5. Step 5: Solve for x
    x = 49,152,109,029.73/249,916.46
  6. Step 6: Final answer
    x = 196,674.16

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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.