Home / 67,831.80-93,588.93-39,532.02

Finding the Fourth Proportional to 67,831.80, 93,588.93 and 39,532.02

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Solution

The fourth proportional to 67,831.80, 93,588.93 and 39,532.02 is: 54,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,831.80 : 93,588.93 = 39,532.02 : x
  2. Step 2: Convert to fraction form
    67,831.80/93,588.93 = 39,532.02/x
  3. Step 3: Cross multiply
    67,831.80x = 93,588.93 × 39,532.02
  4. Step 4: Simplify right side
    67,831.80x = 3,699,759,452.54
  5. Step 5: Solve for x
    x = 3,699,759,452.54/67,831.80
  6. Step 6: Final answer
    x = 54,543.14

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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.