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Finding the Fourth Proportional to 273,095.60, 376,899.90 and 152,256.56

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Solution

The fourth proportional to 273,095.60, 376,899.90 and 152,256.56 is: 210,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,095.60 : 376,899.90 = 152,256.56 : x
  2. Step 2: Convert to fraction form
    273,095.60/376,899.90 = 152,256.56/x
  3. Step 3: Cross multiply
    273,095.60x = 376,899.90 × 152,256.56
  4. Step 4: Simplify right side
    273,095.60x = 57,385,482,238.34
  5. Step 5: Solve for x
    x = 57,385,482,238.34/273,095.60
  6. Step 6: Final answer
    x = 210,129.65

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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.