Home / 45,975.12-68,969.52-22,603.20

Finding the Fourth Proportional to 45,975.12, 68,969.52 and 22,603.20

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Solution

The fourth proportional to 45,975.12, 68,969.52 and 22,603.20 is: 33,908.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,975.12 : 68,969.52 = 22,603.20 : x
  2. Step 2: Convert to fraction form
    45,975.12/68,969.52 = 22,603.20/x
  3. Step 3: Cross multiply
    45,975.12x = 68,969.52 × 22,603.20
  4. Step 4: Simplify right side
    45,975.12x = 1,558,931,854.46
  5. Step 5: Solve for x
    x = 1,558,931,854.46/45,975.12
  6. Step 6: Final answer
    x = 33,908.16

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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.