Home / 94,831.08-142,147.80-38,646.80

Finding the Fourth Proportional to 94,831.08, 142,147.80 and 38,646.80

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Solution

The fourth proportional to 94,831.08, 142,147.80 and 38,646.80 is: 57,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,831.08 : 142,147.80 = 38,646.80 : x
  2. Step 2: Convert to fraction form
    94,831.08/142,147.80 = 38,646.80/x
  3. Step 3: Cross multiply
    94,831.08x = 142,147.80 × 38,646.80
  4. Step 4: Simplify right side
    94,831.08x = 5,493,557,597.04
  5. Step 5: Solve for x
    x = 5,493,557,597.04/94,831.08
  6. Step 6: Final answer
    x = 57,929.93

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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.