Home / 155,929.40-234,066.90-96,831.80

Finding the Fourth Proportional to 155,929.40, 234,066.90 and 96,831.80

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Solution

The fourth proportional to 155,929.40, 234,066.90 and 96,831.80 is: 145,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,929.40 : 234,066.90 = 96,831.80 : x
  2. Step 2: Convert to fraction form
    155,929.40/234,066.90 = 96,831.80/x
  3. Step 3: Cross multiply
    155,929.40x = 234,066.90 × 96,831.80
  4. Step 4: Simplify right side
    155,929.40x = 22,665,119,247.42
  5. Step 5: Solve for x
    x = 22,665,119,247.42/155,929.40
  6. Step 6: Final answer
    x = 145,355.01

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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.