Home / 249,489.60-344,296.02-142,059.72

Finding the Fourth Proportional to 249,489.60, 344,296.02 and 142,059.72

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Solution

The fourth proportional to 249,489.60, 344,296.02 and 142,059.72 is: 196,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,489.60 : 344,296.02 = 142,059.72 : x
  2. Step 2: Convert to fraction form
    249,489.60/344,296.02 = 142,059.72/x
  3. Step 3: Cross multiply
    249,489.60x = 344,296.02 × 142,059.72
  4. Step 4: Simplify right side
    249,489.60x = 48,910,596,198.31
  5. Step 5: Solve for x
    x = 48,910,596,198.31/249,489.60
  6. Step 6: Final answer
    x = 196,042.63

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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.