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Finding the Fourth Proportional to 273,109, 376,886.64 and 152,260.24

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Solution

The fourth proportional to 273,109, 376,886.64 and 152,260.24 is: 210,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,109 : 376,886.64 = 152,260.24 : x
  2. Step 2: Convert to fraction form
    273,109/376,886.64 = 152,260.24/x
  3. Step 3: Cross multiply
    273,109x = 376,886.64 × 152,260.24
  4. Step 4: Simplify right side
    273,109x = 57,384,850,259.19
  5. Step 5: Solve for x
    x = 57,384,850,259.19/273,109
  6. Step 6: Final answer
    x = 210,117.02

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1.5x scale

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.