Home / 64,725.02-97,091.71-20,353.49

Finding the Fourth Proportional to 64,725.02, 97,091.71 and 20,353.49

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Solution

The fourth proportional to 64,725.02, 97,091.71 and 20,353.49 is: 30,531.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,725.02 : 97,091.71 = 20,353.49 : x
  2. Step 2: Convert to fraction form
    64,725.02/97,091.71 = 20,353.49/x
  3. Step 3: Cross multiply
    64,725.02x = 97,091.71 × 20,353.49
  4. Step 4: Simplify right side
    64,725.02x = 1,976,155,148.57
  5. Step 5: Solve for x
    x = 1,976,155,148.57/64,725.02
  6. Step 6: Final answer
    x = 30,531.55

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1.5x scale

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.