Home / 217,831.53-326,669.98-63,914.57

Finding the Fourth Proportional to 217,831.53, 326,669.98 and 63,914.57

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Solution

The fourth proportional to 217,831.53, 326,669.98 and 63,914.57 is: 95,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,831.53 : 326,669.98 = 63,914.57 : x
  2. Step 2: Convert to fraction form
    217,831.53/326,669.98 = 63,914.57/x
  3. Step 3: Cross multiply
    217,831.53x = 326,669.98 × 63,914.57
  4. Step 4: Simplify right side
    217,831.53x = 20,878,971,303.61
  5. Step 5: Solve for x
    x = 20,878,971,303.61/217,831.53
  6. Step 6: Final answer
    x = 95,849.17

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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.