Home / 64,888.12-97,205.94-42,633.88

Finding the Fourth Proportional to 64,888.12, 97,205.94 and 42,633.88

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Solution

The fourth proportional to 64,888.12, 97,205.94 and 42,633.88 is: 63,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,888.12 : 97,205.94 = 42,633.88 : x
  2. Step 2: Convert to fraction form
    64,888.12/97,205.94 = 42,633.88/x
  3. Step 3: Cross multiply
    64,888.12x = 97,205.94 × 42,633.88
  4. Step 4: Simplify right side
    64,888.12x = 4,144,266,381.25
  5. Step 5: Solve for x
    x = 4,144,266,381.25/64,888.12
  6. Step 6: Final answer
    x = 63,867.88

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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.