Home / 64,919.87-97,123.58-49,170.28

Finding the Fourth Proportional to 64,919.87, 97,123.58 and 49,170.28

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Solution

The fourth proportional to 64,919.87, 97,123.58 and 49,170.28 is: 73,561.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,919.87 : 97,123.58 = 49,170.28 : x
  2. Step 2: Convert to fraction form
    64,919.87/97,123.58 = 49,170.28/x
  3. Step 3: Cross multiply
    64,919.87x = 97,123.58 × 49,170.28
  4. Step 4: Simplify right side
    64,919.87x = 4,775,593,623.20
  5. Step 5: Solve for x
    x = 4,775,593,623.20/64,919.87
  6. Step 6: Final answer
    x = 73,561.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.