Home / 249,834.60-344,768.94-136,656

Finding the Fourth Proportional to 249,834.60, 344,768.94 and 136,656

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Solution

The fourth proportional to 249,834.60, 344,768.94 and 136,656 is: 188,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,834.60 : 344,768.94 = 136,656 : x
  2. Step 2: Convert to fraction form
    249,834.60/344,768.94 = 136,656/x
  3. Step 3: Cross multiply
    249,834.60x = 344,768.94 × 136,656
  4. Step 4: Simplify right side
    249,834.60x = 47,114,744,264.64
  5. Step 5: Solve for x
    x = 47,114,744,264.64/249,834.60
  6. Step 6: Final answer
    x = 188,583.74

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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.