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Finding the Fourth Proportional to 249,434.46, 344,219.46 and 134,713.14

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Solution

The fourth proportional to 249,434.46, 344,219.46 and 134,713.14 is: 185,904.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,434.46 : 344,219.46 = 134,713.14 : x
  2. Step 2: Convert to fraction form
    249,434.46/344,219.46 = 134,713.14/x
  3. Step 3: Cross multiply
    249,434.46x = 344,219.46 × 134,713.14
  4. Step 4: Simplify right side
    249,434.46x = 46,370,884,305.70
  5. Step 5: Solve for x
    x = 46,370,884,305.70/249,434.46
  6. Step 6: Final answer
    x = 185,904.08

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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.