Home / 249,252.12-343,951.92-136,074.60

Finding the Fourth Proportional to 249,252.12, 343,951.92 and 136,074.60

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Solution

The fourth proportional to 249,252.12, 343,951.92 and 136,074.60 is: 187,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,252.12 : 343,951.92 = 136,074.60 : x
  2. Step 2: Convert to fraction form
    249,252.12/343,951.92 = 136,074.60/x
  3. Step 3: Cross multiply
    249,252.12x = 343,951.92 × 136,074.60
  4. Step 4: Simplify right side
    249,252.12x = 46,803,119,933.23
  5. Step 5: Solve for x
    x = 46,803,119,933.23/249,252.12
  6. Step 6: Final answer
    x = 187,774.21

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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.