Home / 57,059.02-85,556.13-47,756.98

Finding the Fourth Proportional to 57,059.02, 85,556.13 and 47,756.98

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Solution

The fourth proportional to 57,059.02, 85,556.13 and 47,756.98 is: 71,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,059.02 : 85,556.13 = 47,756.98 : x
  2. Step 2: Convert to fraction form
    57,059.02/85,556.13 = 47,756.98/x
  3. Step 3: Cross multiply
    57,059.02x = 85,556.13 × 47,756.98
  4. Step 4: Simplify right side
    57,059.02x = 4,085,902,389.29
  5. Step 5: Solve for x
    x = 4,085,902,389.29/57,059.02
  6. Step 6: Final answer
    x = 71,608.35

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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.