Home / 53,445.03-73,812.51-35,615.72

Finding the Fourth Proportional to 53,445.03, 73,812.51 and 35,615.72

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Solution

The fourth proportional to 53,445.03, 73,812.51 and 35,615.72 is: 49,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,445.03 : 73,812.51 = 35,615.72 : x
  2. Step 2: Convert to fraction form
    53,445.03/73,812.51 = 35,615.72/x
  3. Step 3: Cross multiply
    53,445.03x = 73,812.51 × 35,615.72
  4. Step 4: Simplify right side
    53,445.03x = 2,628,885,319.59
  5. Step 5: Solve for x
    x = 2,628,885,319.59/53,445.03
  6. Step 6: Final answer
    x = 49,188.58

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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.