Home / 64,836.20-97,254.30-53,316.20

Finding the Fourth Proportional to 64,836.20, 97,254.30 and 53,316.20

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Solution

The fourth proportional to 64,836.20, 97,254.30 and 53,316.20 is: 79,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,836.20 : 97,254.30 = 53,316.20 : x
  2. Step 2: Convert to fraction form
    64,836.20/97,254.30 = 53,316.20/x
  3. Step 3: Cross multiply
    64,836.20x = 97,254.30 × 53,316.20
  4. Step 4: Simplify right side
    64,836.20x = 5,185,229,709.66
  5. Step 5: Solve for x
    x = 5,185,229,709.66/64,836.20
  6. Step 6: Final answer
    x = 79,974.30

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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.