Home / 249,576.10-344,476.26-142,209.60

Finding the Fourth Proportional to 249,576.10, 344,476.26 and 142,209.60

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Solution

The fourth proportional to 249,576.10, 344,476.26 and 142,209.60 is: 196,284.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,576.10 : 344,476.26 = 142,209.60 : x
  2. Step 2: Convert to fraction form
    249,576.10/344,476.26 = 142,209.60/x
  3. Step 3: Cross multiply
    249,576.10x = 344,476.26 × 142,209.60
  4. Step 4: Simplify right side
    249,576.10x = 48,987,831,144.10
  5. Step 5: Solve for x
    x = 48,987,831,144.10/249,576.10
  6. Step 6: Final answer
    x = 196,284.14

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1.5x scale

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.