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Finding the Fourth Proportional to 249,494.33, 344,454.75 and 162,362.45

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Solution

The fourth proportional to 249,494.33, 344,454.75 and 162,362.45 is: 224,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,494.33 : 344,454.75 = 162,362.45 : x
  2. Step 2: Convert to fraction form
    249,494.33/344,454.75 = 162,362.45/x
  3. Step 3: Cross multiply
    249,494.33x = 344,454.75 × 162,362.45
  4. Step 4: Simplify right side
    249,494.33x = 55,926,516,084.71
  5. Step 5: Solve for x
    x = 55,926,516,084.71/249,494.33
  6. Step 6: Final answer
    x = 224,159.47

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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.