Home / 47,510.12-71,177.70-42,261.32

Finding the Fourth Proportional to 47,510.12, 71,177.70 and 42,261.32

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Solution

The fourth proportional to 47,510.12, 71,177.70 and 42,261.32 is: 63,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,510.12 : 71,177.70 = 42,261.32 : x
  2. Step 2: Convert to fraction form
    47,510.12/71,177.70 = 42,261.32/x
  3. Step 3: Cross multiply
    47,510.12x = 71,177.70 × 42,261.32
  4. Step 4: Simplify right side
    47,510.12x = 3,008,063,556.56
  5. Step 5: Solve for x
    x = 3,008,063,556.56/47,510.12
  6. Step 6: Final answer
    x = 63,314.16

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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.