Home / 98,062.22-147,093.34-31,507.76

Finding the Fourth Proportional to 98,062.22, 147,093.34 and 31,507.76

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Solution

The fourth proportional to 98,062.22, 147,093.34 and 31,507.76 is: 47,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,062.22 : 147,093.34 = 31,507.76 : x
  2. Step 2: Convert to fraction form
    98,062.22/147,093.34 = 31,507.76/x
  3. Step 3: Cross multiply
    98,062.22x = 147,093.34 × 31,507.76
  4. Step 4: Simplify right side
    98,062.22x = 4,634,581,654.32
  5. Step 5: Solve for x
    x = 4,634,581,654.32/98,062.22
  6. Step 6: Final answer
    x = 47,261.64

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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.