Home / 249,635.71-344,496.81-136,458.46

Finding the Fourth Proportional to 249,635.71, 344,496.81 and 136,458.46

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Solution

The fourth proportional to 249,635.71, 344,496.81 and 136,458.46 is: 188,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,635.71 : 344,496.81 = 136,458.46 : x
  2. Step 2: Convert to fraction form
    249,635.71/344,496.81 = 136,458.46/x
  3. Step 3: Cross multiply
    249,635.71x = 344,496.81 × 136,458.46
  4. Step 4: Simplify right side
    249,635.71x = 47,009,504,167.51
  5. Step 5: Solve for x
    x = 47,009,504,167.51/249,635.71
  6. Step 6: Final answer
    x = 188,312.42

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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.