Home / 249,709.47-344,599.05-136,532.22

Finding the Fourth Proportional to 249,709.47, 344,599.05 and 136,532.22

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Solution

The fourth proportional to 249,709.47, 344,599.05 and 136,532.22 is: 188,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,709.47 : 344,599.05 = 136,532.22 : x
  2. Step 2: Convert to fraction form
    249,709.47/344,599.05 = 136,532.22/x
  3. Step 3: Cross multiply
    249,709.47x = 344,599.05 × 136,532.22
  4. Step 4: Simplify right side
    249,709.47x = 47,048,873,306.39
  5. Step 5: Solve for x
    x = 47,048,873,306.39/249,709.47
  6. Step 6: Final answer
    x = 188,414.45

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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.