Home / 249,831.44-374,484.72-91,959.20

Finding the Fourth Proportional to 249,831.44, 374,484.72 and 91,959.20

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Solution

The fourth proportional to 249,831.44, 374,484.72 and 91,959.20 is: 137,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,831.44 : 374,484.72 = 91,959.20 : x
  2. Step 2: Convert to fraction form
    249,831.44/374,484.72 = 91,959.20/x
  3. Step 3: Cross multiply
    249,831.44x = 374,484.72 × 91,959.20
  4. Step 4: Simplify right side
    249,831.44x = 34,437,315,263.42
  5. Step 5: Solve for x
    x = 34,437,315,263.42/249,831.44
  6. Step 6: Final answer
    x = 137,842.20

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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.