Home / 67,512.12-101,055.54-46,328.30

Finding the Fourth Proportional to 67,512.12, 101,055.54 and 46,328.30

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Solution

The fourth proportional to 67,512.12, 101,055.54 and 46,328.30 is: 69,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,512.12 : 101,055.54 = 46,328.30 : x
  2. Step 2: Convert to fraction form
    67,512.12/101,055.54 = 46,328.30/x
  3. Step 3: Cross multiply
    67,512.12x = 101,055.54 × 46,328.30
  4. Step 4: Simplify right side
    67,512.12x = 4,681,731,373.78
  5. Step 5: Solve for x
    x = 4,681,731,373.78/67,512.12
  6. Step 6: Final answer
    x = 69,346.53

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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.