Home / 249,047.49-343,684.38-135,870.24

Finding the Fourth Proportional to 249,047.49, 343,684.38 and 135,870.24

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Solution

The fourth proportional to 249,047.49, 343,684.38 and 135,870.24 is: 187,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,047.49 : 343,684.38 = 135,870.24 : x
  2. Step 2: Convert to fraction form
    249,047.49/343,684.38 = 135,870.24/x
  3. Step 3: Cross multiply
    249,047.49x = 343,684.38 × 135,870.24
  4. Step 4: Simplify right side
    249,047.49x = 46,696,479,194.85
  5. Step 5: Solve for x
    x = 46,696,479,194.85/249,047.49
  6. Step 6: Final answer
    x = 187,500.30

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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.