Home / 52,730.14-72,772.14-30,070.09

Finding the Fourth Proportional to 52,730.14, 72,772.14 and 30,070.09

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Solution

The fourth proportional to 52,730.14, 72,772.14 and 30,070.09 is: 41,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,730.14 : 72,772.14 = 30,070.09 : x
  2. Step 2: Convert to fraction form
    52,730.14/72,772.14 = 30,070.09/x
  3. Step 3: Cross multiply
    52,730.14x = 72,772.14 × 30,070.09
  4. Step 4: Simplify right side
    52,730.14x = 2,188,264,424.53
  5. Step 5: Solve for x
    x = 2,188,264,424.53/52,730.14
  6. Step 6: Final answer
    x = 41,499.31

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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.