Home / 52,908.36-72,949.68-45,725.28

Finding the Fourth Proportional to 52,908.36, 72,949.68 and 45,725.28

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Solution

The fourth proportional to 52,908.36, 72,949.68 and 45,725.28 is: 63,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,908.36 : 72,949.68 = 45,725.28 : x
  2. Step 2: Convert to fraction form
    52,908.36/72,949.68 = 45,725.28/x
  3. Step 3: Cross multiply
    52,908.36x = 72,949.68 × 45,725.28
  4. Step 4: Simplify right side
    52,908.36x = 3,335,644,543.91
  5. Step 5: Solve for x
    x = 3,335,644,543.91/52,908.36
  6. Step 6: Final answer
    x = 63,045.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.