Home / 249,523.35-344,349.36-139,144.55

Finding the Fourth Proportional to 249,523.35, 344,349.36 and 139,144.55

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Solution

The fourth proportional to 249,523.35, 344,349.36 and 139,144.55 is: 192,023.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,523.35 : 344,349.36 = 139,144.55 : x
  2. Step 2: Convert to fraction form
    249,523.35/344,349.36 = 139,144.55/x
  3. Step 3: Cross multiply
    249,523.35x = 344,349.36 × 139,144.55
  4. Step 4: Simplify right side
    249,523.35x = 47,914,336,955.21
  5. Step 5: Solve for x
    x = 47,914,336,955.21/249,523.35
  6. Step 6: Final answer
    x = 192,023.46

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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.