Home / 249,788.34-344,713.82-142,368.36

Finding the Fourth Proportional to 249,788.34, 344,713.82 and 142,368.36

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Solution

The fourth proportional to 249,788.34, 344,713.82 and 142,368.36 is: 196,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,788.34 : 344,713.82 = 142,368.36 : x
  2. Step 2: Convert to fraction form
    249,788.34/344,713.82 = 142,368.36/x
  3. Step 3: Cross multiply
    249,788.34x = 344,713.82 × 142,368.36
  4. Step 4: Simplify right side
    249,788.34x = 49,076,340,510.89
  5. Step 5: Solve for x
    x = 49,076,340,510.89/249,788.34
  6. Step 6: Final answer
    x = 196,471.70

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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.