Home / 53,071.76-73,189.32-32,931.92

Finding the Fourth Proportional to 53,071.76, 73,189.32 and 32,931.92

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Solution

The fourth proportional to 53,071.76, 73,189.32 and 32,931.92 is: 45,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,071.76 : 73,189.32 = 32,931.92 : x
  2. Step 2: Convert to fraction form
    53,071.76/73,189.32 = 32,931.92/x
  3. Step 3: Cross multiply
    53,071.76x = 73,189.32 × 32,931.92
  4. Step 4: Simplify right side
    53,071.76x = 2,410,264,831.09
  5. Step 5: Solve for x
    x = 2,410,264,831.09/53,071.76
  6. Step 6: Final answer
    x = 45,415.20

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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.