Home / 67,482.45-101,189.07-39,457.26

Finding the Fourth Proportional to 67,482.45, 101,189.07 and 39,457.26

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Solution

The fourth proportional to 67,482.45, 101,189.07 and 39,457.26 is: 59,165.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,482.45 : 101,189.07 = 39,457.26 : x
  2. Step 2: Convert to fraction form
    67,482.45/101,189.07 = 39,457.26/x
  3. Step 3: Cross multiply
    67,482.45x = 101,189.07 × 39,457.26
  4. Step 4: Simplify right side
    67,482.45x = 3,992,643,444.15
  5. Step 5: Solve for x
    x = 3,992,643,444.15/67,482.45
  6. Step 6: Final answer
    x = 59,165.66

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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.