Home / 249,212.08-343,912.55-136,034.83

Finding the Fourth Proportional to 249,212.08, 343,912.55 and 136,034.83

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Solution

The fourth proportional to 249,212.08, 343,912.55 and 136,034.83 is: 187,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,212.08 : 343,912.55 = 136,034.83 : x
  2. Step 2: Convert to fraction form
    249,212.08/343,912.55 = 136,034.83/x
  3. Step 3: Cross multiply
    249,212.08x = 343,912.55 × 136,034.83
  4. Step 4: Simplify right side
    249,212.08x = 46,784,085,274.12
  5. Step 5: Solve for x
    x = 46,784,085,274.12/249,212.08
  6. Step 6: Final answer
    x = 187,728.00

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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.