Home / 53,407.40-80,180.35-35,751.02

Finding the Fourth Proportional to 53,407.40, 80,180.35 and 35,751.02

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Solution

The fourth proportional to 53,407.40, 80,180.35 and 35,751.02 is: 53,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.40 : 80,180.35 = 35,751.02 : x
  2. Step 2: Convert to fraction form
    53,407.40/80,180.35 = 35,751.02/x
  3. Step 3: Cross multiply
    53,407.40x = 80,180.35 × 35,751.02
  4. Step 4: Simplify right side
    53,407.40x = 2,866,528,806.18
  5. Step 5: Solve for x
    x = 2,866,528,806.18/53,407.40
  6. Step 6: Final answer
    x = 53,672.88

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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.