Home / 249,639.71-344,502.33-136,462.46

Finding the Fourth Proportional to 249,639.71, 344,502.33 and 136,462.46

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Solution

The fourth proportional to 249,639.71, 344,502.33 and 136,462.46 is: 188,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,639.71 : 344,502.33 = 136,462.46 : x
  2. Step 2: Convert to fraction form
    249,639.71/344,502.33 = 136,462.46/x
  3. Step 3: Cross multiply
    249,639.71x = 344,502.33 × 136,462.46
  4. Step 4: Simplify right side
    249,639.71x = 47,011,635,427.53
  5. Step 5: Solve for x
    x = 47,011,635,427.53/249,639.71
  6. Step 6: Final answer
    x = 188,317.94

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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.