Home / 249,831.14-374,580.25-137,564.21

Finding the Fourth Proportional to 249,831.14, 374,580.25 and 137,564.21

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Solution

The fourth proportional to 249,831.14, 374,580.25 and 137,564.21 is: 206,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,831.14 : 374,580.25 = 137,564.21 : x
  2. Step 2: Convert to fraction form
    249,831.14/374,580.25 = 137,564.21/x
  3. Step 3: Cross multiply
    249,831.14x = 374,580.25 × 137,564.21
  4. Step 4: Simplify right side
    249,831.14x = 51,528,836,765.39
  5. Step 5: Solve for x
    x = 51,528,836,765.39/249,831.14
  6. Step 6: Final answer
    x = 206,254.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.