Home / 249,429.05-344,211.55-136,251.80

Finding the Fourth Proportional to 249,429.05, 344,211.55 and 136,251.80

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Solution

The fourth proportional to 249,429.05, 344,211.55 and 136,251.80 is: 188,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,429.05 : 344,211.55 = 136,251.80 : x
  2. Step 2: Convert to fraction form
    249,429.05/344,211.55 = 136,251.80/x
  3. Step 3: Cross multiply
    249,429.05x = 344,211.55 × 136,251.80
  4. Step 4: Simplify right side
    249,429.05x = 46,899,441,206.60
  5. Step 5: Solve for x
    x = 46,899,441,206.60/249,429.05
  6. Step 6: Final answer
    x = 188,027.19

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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.