Home / 64,729.48-97,094.06-20,360.12

Finding the Fourth Proportional to 64,729.48, 97,094.06 and 20,360.12

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Solution

The fourth proportional to 64,729.48, 97,094.06 and 20,360.12 is: 30,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,729.48 : 97,094.06 = 20,360.12 : x
  2. Step 2: Convert to fraction form
    64,729.48/97,094.06 = 20,360.12/x
  3. Step 3: Cross multiply
    64,729.48x = 97,094.06 × 20,360.12
  4. Step 4: Simplify right side
    64,729.48x = 1,976,846,712.89
  5. Step 5: Solve for x
    x = 1,976,846,712.89/64,729.48
  6. Step 6: Final answer
    x = 30,540.13

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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.