Home / 249,205.07-343,902.90-136,027.82

Finding the Fourth Proportional to 249,205.07, 343,902.90 and 136,027.82

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Solution

The fourth proportional to 249,205.07, 343,902.90 and 136,027.82 is: 187,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,205.07 : 343,902.90 = 136,027.82 : x
  2. Step 2: Convert to fraction form
    249,205.07/343,902.90 = 136,027.82/x
  3. Step 3: Cross multiply
    249,205.07x = 343,902.90 × 136,027.82
  4. Step 4: Simplify right side
    249,205.07x = 46,780,360,059.16
  5. Step 5: Solve for x
    x = 46,780,360,059.16/249,205.07
  6. Step 6: Final answer
    x = 187,718.34

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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.