Home / 249,206.04-343,904.76-136,028.88

Finding the Fourth Proportional to 249,206.04, 343,904.76 and 136,028.88

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Solution

The fourth proportional to 249,206.04, 343,904.76 and 136,028.88 is: 187,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,206.04 : 343,904.76 = 136,028.88 : x
  2. Step 2: Convert to fraction form
    249,206.04/343,904.76 = 136,028.88/x
  3. Step 3: Cross multiply
    249,206.04x = 343,904.76 × 136,028.88
  4. Step 4: Simplify right side
    249,206.04x = 46,780,979,329.47
  5. Step 5: Solve for x
    x = 46,780,979,329.47/249,206.04
  6. Step 6: Final answer
    x = 187,720.09

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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.