Home / 273,790.56-377,819.64-152,931.28

Finding the Fourth Proportional to 273,790.56, 377,819.64 and 152,931.28

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Solution

The fourth proportional to 273,790.56, 377,819.64 and 152,931.28 is: 211,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,790.56 : 377,819.64 = 152,931.28 : x
  2. Step 2: Convert to fraction form
    273,790.56/377,819.64 = 152,931.28/x
  3. Step 3: Cross multiply
    273,790.56x = 377,819.64 × 152,931.28
  4. Step 4: Simplify right side
    273,790.56x = 57,780,441,154.34
  5. Step 5: Solve for x
    x = 57,780,441,154.34/273,790.56
  6. Step 6: Final answer
    x = 211,038.84

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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.