Home / 249,720.67-344,618.04-147,743.60

Finding the Fourth Proportional to 249,720.67, 344,618.04 and 147,743.60

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Solution

The fourth proportional to 249,720.67, 344,618.04 and 147,743.60 is: 203,888.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,720.67 : 344,618.04 = 147,743.60 : x
  2. Step 2: Convert to fraction form
    249,720.67/344,618.04 = 147,743.60/x
  3. Step 3: Cross multiply
    249,720.67x = 344,618.04 × 147,743.60
  4. Step 4: Simplify right side
    249,720.67x = 50,915,108,685.49
  5. Step 5: Solve for x
    x = 50,915,108,685.49/249,720.67
  6. Step 6: Final answer
    x = 203,888.24

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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.