Home / 54,150.11-74,762.39-48,475.18

Finding the Fourth Proportional to 54,150.11, 74,762.39 and 48,475.18

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Solution

The fourth proportional to 54,150.11, 74,762.39 and 48,475.18 is: 66,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,150.11 : 74,762.39 = 48,475.18 : x
  2. Step 2: Convert to fraction form
    54,150.11/74,762.39 = 48,475.18/x
  3. Step 3: Cross multiply
    54,150.11x = 74,762.39 × 48,475.18
  4. Step 4: Simplify right side
    54,150.11x = 3,624,120,312.48
  5. Step 5: Solve for x
    x = 3,624,120,312.48/54,150.11
  6. Step 6: Final answer
    x = 66,927.29

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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.