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Finding the Fourth Proportional to 52,273.55, 77,857.03 and 52,018.68

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Solution

The fourth proportional to 52,273.55, 77,857.03 and 52,018.68 is: 77,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.55 : 77,857.03 = 52,018.68 : x
  2. Step 2: Convert to fraction form
    52,273.55/77,857.03 = 52,018.68/x
  3. Step 3: Cross multiply
    52,273.55x = 77,857.03 × 52,018.68
  4. Step 4: Simplify right side
    52,273.55x = 4,050,019,929.32
  5. Step 5: Solve for x
    x = 4,050,019,929.32/52,273.55
  6. Step 6: Final answer
    x = 77,477.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.